1971 lines
68 KiB
LLVM
1971 lines
68 KiB
LLVM
; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py
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; RUN: llc -mtriple=riscv32 -mattr=+zfh -verify-machineinstrs \
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; RUN: -target-abi ilp32f < %s | FileCheck -check-prefix=CHECKIZFH %s
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; RUN: llc -mtriple=riscv64 -mattr=+zfh -verify-machineinstrs \
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; RUN: -target-abi lp64f < %s | FileCheck -check-prefix=CHECKIZFH %s
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; RUN: llc -mtriple=riscv32 -verify-machineinstrs < %s \
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; RUN: | FileCheck -check-prefix=RV32I %s
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; RUN: llc -mtriple=riscv64 -verify-machineinstrs < %s \
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; RUN: | FileCheck -check-prefix=RV64I %s
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; These tests are each targeted at a particular RISC-V FPU instruction.
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; Compares and conversions can be found in half-fcmp.ll and half-convert.ll
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; respectively. Some other half-*.ll files in this folder exercise LLVM IR
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; instructions that don't directly match a RISC-V instruction.
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define half @fadd_s(half %a, half %b) nounwind {
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;CHECKIZFH-LABEL: fadd_s:
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;CHECKIZFH: # %bb.0:
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;CHECKIZFH-NEXT: fadd.h fa0, fa0, fa1
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;CHECKIZFH-NEXT: ret
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;
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; RV32I-LABEL: fadd_s:
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; RV32I: # %bb.0:
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; RV32I-NEXT: addi sp, sp, -16
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; RV32I-NEXT: sw ra, 12(sp) # 4-byte Folded Spill
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; RV32I-NEXT: sw s0, 8(sp) # 4-byte Folded Spill
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; RV32I-NEXT: sw s1, 4(sp) # 4-byte Folded Spill
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; RV32I-NEXT: sw s2, 0(sp) # 4-byte Folded Spill
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; RV32I-NEXT: mv s0, a1
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; RV32I-NEXT: lui a1, 16
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; RV32I-NEXT: addi s2, a1, -1
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; RV32I-NEXT: and a0, a0, s2
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; RV32I-NEXT: call __extendhfsf2@plt
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; RV32I-NEXT: mv s1, a0
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; RV32I-NEXT: and a0, s0, s2
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; RV32I-NEXT: call __extendhfsf2@plt
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; RV32I-NEXT: mv a1, a0
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; RV32I-NEXT: mv a0, s1
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; RV32I-NEXT: call __addsf3@plt
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; RV32I-NEXT: call __truncsfhf2@plt
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; RV32I-NEXT: lw ra, 12(sp) # 4-byte Folded Reload
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; RV32I-NEXT: lw s0, 8(sp) # 4-byte Folded Reload
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; RV32I-NEXT: lw s1, 4(sp) # 4-byte Folded Reload
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; RV32I-NEXT: lw s2, 0(sp) # 4-byte Folded Reload
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; RV32I-NEXT: addi sp, sp, 16
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; RV32I-NEXT: ret
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;
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; RV64I-LABEL: fadd_s:
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; RV64I: # %bb.0:
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; RV64I-NEXT: addi sp, sp, -32
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; RV64I-NEXT: sd ra, 24(sp) # 8-byte Folded Spill
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; RV64I-NEXT: sd s0, 16(sp) # 8-byte Folded Spill
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; RV64I-NEXT: sd s1, 8(sp) # 8-byte Folded Spill
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; RV64I-NEXT: sd s2, 0(sp) # 8-byte Folded Spill
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; RV64I-NEXT: mv s0, a1
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; RV64I-NEXT: lui a1, 16
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; RV64I-NEXT: addiw s2, a1, -1
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; RV64I-NEXT: and a0, a0, s2
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; RV64I-NEXT: call __extendhfsf2@plt
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; RV64I-NEXT: mv s1, a0
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; RV64I-NEXT: and a0, s0, s2
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; RV64I-NEXT: call __extendhfsf2@plt
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; RV64I-NEXT: mv a1, a0
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; RV64I-NEXT: mv a0, s1
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; RV64I-NEXT: call __addsf3@plt
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; RV64I-NEXT: call __truncsfhf2@plt
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; RV64I-NEXT: ld ra, 24(sp) # 8-byte Folded Reload
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; RV64I-NEXT: ld s0, 16(sp) # 8-byte Folded Reload
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; RV64I-NEXT: ld s1, 8(sp) # 8-byte Folded Reload
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; RV64I-NEXT: ld s2, 0(sp) # 8-byte Folded Reload
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; RV64I-NEXT: addi sp, sp, 32
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; RV64I-NEXT: ret
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%1 = fadd half %a, %b
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ret half %1
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}
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define half @fsub_s(half %a, half %b) nounwind {
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;CHECKIZFH-LABEL: fsub_s:
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;CHECKIZFH: # %bb.0:
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;CHECKIZFH-NEXT: fsub.h fa0, fa0, fa1
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;CHECKIZFH-NEXT: ret
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;
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; RV32I-LABEL: fsub_s:
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; RV32I: # %bb.0:
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; RV32I-NEXT: addi sp, sp, -16
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; RV32I-NEXT: sw ra, 12(sp) # 4-byte Folded Spill
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; RV32I-NEXT: sw s0, 8(sp) # 4-byte Folded Spill
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; RV32I-NEXT: sw s1, 4(sp) # 4-byte Folded Spill
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; RV32I-NEXT: sw s2, 0(sp) # 4-byte Folded Spill
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; RV32I-NEXT: mv s0, a1
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; RV32I-NEXT: lui a1, 16
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; RV32I-NEXT: addi s2, a1, -1
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; RV32I-NEXT: and a0, a0, s2
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; RV32I-NEXT: call __extendhfsf2@plt
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; RV32I-NEXT: mv s1, a0
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; RV32I-NEXT: and a0, s0, s2
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; RV32I-NEXT: call __extendhfsf2@plt
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; RV32I-NEXT: mv a1, a0
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; RV32I-NEXT: mv a0, s1
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; RV32I-NEXT: call __subsf3@plt
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; RV32I-NEXT: call __truncsfhf2@plt
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; RV32I-NEXT: lw ra, 12(sp) # 4-byte Folded Reload
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; RV32I-NEXT: lw s0, 8(sp) # 4-byte Folded Reload
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; RV32I-NEXT: lw s1, 4(sp) # 4-byte Folded Reload
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; RV32I-NEXT: lw s2, 0(sp) # 4-byte Folded Reload
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; RV32I-NEXT: addi sp, sp, 16
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; RV32I-NEXT: ret
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;
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; RV64I-LABEL: fsub_s:
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; RV64I: # %bb.0:
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; RV64I-NEXT: addi sp, sp, -32
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; RV64I-NEXT: sd ra, 24(sp) # 8-byte Folded Spill
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; RV64I-NEXT: sd s0, 16(sp) # 8-byte Folded Spill
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; RV64I-NEXT: sd s1, 8(sp) # 8-byte Folded Spill
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; RV64I-NEXT: sd s2, 0(sp) # 8-byte Folded Spill
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; RV64I-NEXT: mv s0, a1
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; RV64I-NEXT: lui a1, 16
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; RV64I-NEXT: addiw s2, a1, -1
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; RV64I-NEXT: and a0, a0, s2
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; RV64I-NEXT: call __extendhfsf2@plt
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; RV64I-NEXT: mv s1, a0
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; RV64I-NEXT: and a0, s0, s2
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; RV64I-NEXT: call __extendhfsf2@plt
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; RV64I-NEXT: mv a1, a0
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; RV64I-NEXT: mv a0, s1
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; RV64I-NEXT: call __subsf3@plt
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; RV64I-NEXT: call __truncsfhf2@plt
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; RV64I-NEXT: ld ra, 24(sp) # 8-byte Folded Reload
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; RV64I-NEXT: ld s0, 16(sp) # 8-byte Folded Reload
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; RV64I-NEXT: ld s1, 8(sp) # 8-byte Folded Reload
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; RV64I-NEXT: ld s2, 0(sp) # 8-byte Folded Reload
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; RV64I-NEXT: addi sp, sp, 32
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; RV64I-NEXT: ret
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%1 = fsub half %a, %b
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ret half %1
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}
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define half @fmul_s(half %a, half %b) nounwind {
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;CHECKIZFH-LABEL: fmul_s:
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;CHECKIZFH: # %bb.0:
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;CHECKIZFH-NEXT: fmul.h fa0, fa0, fa1
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;CHECKIZFH-NEXT: ret
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;
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; RV32I-LABEL: fmul_s:
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; RV32I: # %bb.0:
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; RV32I-NEXT: addi sp, sp, -16
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; RV32I-NEXT: sw ra, 12(sp) # 4-byte Folded Spill
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; RV32I-NEXT: sw s0, 8(sp) # 4-byte Folded Spill
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; RV32I-NEXT: sw s1, 4(sp) # 4-byte Folded Spill
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; RV32I-NEXT: sw s2, 0(sp) # 4-byte Folded Spill
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; RV32I-NEXT: mv s0, a1
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; RV32I-NEXT: lui a1, 16
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; RV32I-NEXT: addi s2, a1, -1
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; RV32I-NEXT: and a0, a0, s2
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; RV32I-NEXT: call __extendhfsf2@plt
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; RV32I-NEXT: mv s1, a0
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; RV32I-NEXT: and a0, s0, s2
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; RV32I-NEXT: call __extendhfsf2@plt
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; RV32I-NEXT: mv a1, a0
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; RV32I-NEXT: mv a0, s1
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; RV32I-NEXT: call __mulsf3@plt
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; RV32I-NEXT: call __truncsfhf2@plt
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; RV32I-NEXT: lw ra, 12(sp) # 4-byte Folded Reload
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; RV32I-NEXT: lw s0, 8(sp) # 4-byte Folded Reload
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; RV32I-NEXT: lw s1, 4(sp) # 4-byte Folded Reload
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; RV32I-NEXT: lw s2, 0(sp) # 4-byte Folded Reload
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; RV32I-NEXT: addi sp, sp, 16
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; RV32I-NEXT: ret
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;
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; RV64I-LABEL: fmul_s:
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; RV64I: # %bb.0:
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; RV64I-NEXT: addi sp, sp, -32
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; RV64I-NEXT: sd ra, 24(sp) # 8-byte Folded Spill
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; RV64I-NEXT: sd s0, 16(sp) # 8-byte Folded Spill
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; RV64I-NEXT: sd s1, 8(sp) # 8-byte Folded Spill
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; RV64I-NEXT: sd s2, 0(sp) # 8-byte Folded Spill
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; RV64I-NEXT: mv s0, a1
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; RV64I-NEXT: lui a1, 16
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; RV64I-NEXT: addiw s2, a1, -1
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; RV64I-NEXT: and a0, a0, s2
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; RV64I-NEXT: call __extendhfsf2@plt
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; RV64I-NEXT: mv s1, a0
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; RV64I-NEXT: and a0, s0, s2
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; RV64I-NEXT: call __extendhfsf2@plt
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; RV64I-NEXT: mv a1, a0
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; RV64I-NEXT: mv a0, s1
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; RV64I-NEXT: call __mulsf3@plt
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; RV64I-NEXT: call __truncsfhf2@plt
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; RV64I-NEXT: ld ra, 24(sp) # 8-byte Folded Reload
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; RV64I-NEXT: ld s0, 16(sp) # 8-byte Folded Reload
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; RV64I-NEXT: ld s1, 8(sp) # 8-byte Folded Reload
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; RV64I-NEXT: ld s2, 0(sp) # 8-byte Folded Reload
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; RV64I-NEXT: addi sp, sp, 32
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; RV64I-NEXT: ret
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%1 = fmul half %a, %b
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ret half %1
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}
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define half @fdiv_s(half %a, half %b) nounwind {
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;CHECKIZFH-LABEL: fdiv_s:
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;CHECKIZFH: # %bb.0:
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;CHECKIZFH-NEXT: fdiv.h fa0, fa0, fa1
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;CHECKIZFH-NEXT: ret
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;
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; RV32I-LABEL: fdiv_s:
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; RV32I: # %bb.0:
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; RV32I-NEXT: addi sp, sp, -16
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; RV32I-NEXT: sw ra, 12(sp) # 4-byte Folded Spill
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; RV32I-NEXT: sw s0, 8(sp) # 4-byte Folded Spill
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; RV32I-NEXT: sw s1, 4(sp) # 4-byte Folded Spill
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; RV32I-NEXT: sw s2, 0(sp) # 4-byte Folded Spill
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; RV32I-NEXT: mv s0, a1
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; RV32I-NEXT: lui a1, 16
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; RV32I-NEXT: addi s2, a1, -1
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; RV32I-NEXT: and a0, a0, s2
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; RV32I-NEXT: call __extendhfsf2@plt
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; RV32I-NEXT: mv s1, a0
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; RV32I-NEXT: and a0, s0, s2
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; RV32I-NEXT: call __extendhfsf2@plt
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; RV32I-NEXT: mv a1, a0
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; RV32I-NEXT: mv a0, s1
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; RV32I-NEXT: call __divsf3@plt
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; RV32I-NEXT: call __truncsfhf2@plt
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; RV32I-NEXT: lw ra, 12(sp) # 4-byte Folded Reload
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; RV32I-NEXT: lw s0, 8(sp) # 4-byte Folded Reload
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; RV32I-NEXT: lw s1, 4(sp) # 4-byte Folded Reload
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; RV32I-NEXT: lw s2, 0(sp) # 4-byte Folded Reload
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; RV32I-NEXT: addi sp, sp, 16
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; RV32I-NEXT: ret
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;
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; RV64I-LABEL: fdiv_s:
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; RV64I: # %bb.0:
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; RV64I-NEXT: addi sp, sp, -32
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; RV64I-NEXT: sd ra, 24(sp) # 8-byte Folded Spill
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; RV64I-NEXT: sd s0, 16(sp) # 8-byte Folded Spill
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; RV64I-NEXT: sd s1, 8(sp) # 8-byte Folded Spill
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; RV64I-NEXT: sd s2, 0(sp) # 8-byte Folded Spill
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; RV64I-NEXT: mv s0, a1
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; RV64I-NEXT: lui a1, 16
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; RV64I-NEXT: addiw s2, a1, -1
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; RV64I-NEXT: and a0, a0, s2
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; RV64I-NEXT: call __extendhfsf2@plt
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; RV64I-NEXT: mv s1, a0
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; RV64I-NEXT: and a0, s0, s2
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; RV64I-NEXT: call __extendhfsf2@plt
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; RV64I-NEXT: mv a1, a0
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; RV64I-NEXT: mv a0, s1
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; RV64I-NEXT: call __divsf3@plt
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; RV64I-NEXT: call __truncsfhf2@plt
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; RV64I-NEXT: ld ra, 24(sp) # 8-byte Folded Reload
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; RV64I-NEXT: ld s0, 16(sp) # 8-byte Folded Reload
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; RV64I-NEXT: ld s1, 8(sp) # 8-byte Folded Reload
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; RV64I-NEXT: ld s2, 0(sp) # 8-byte Folded Reload
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; RV64I-NEXT: addi sp, sp, 32
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; RV64I-NEXT: ret
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%1 = fdiv half %a, %b
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ret half %1
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}
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declare half @llvm.sqrt.f16(half)
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define half @fsqrt_s(half %a) nounwind {
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;CHECKIZFH-LABEL: fsqrt_s:
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;CHECKIZFH: # %bb.0:
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;CHECKIZFH-NEXT: fsqrt.h fa0, fa0
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;CHECKIZFH-NEXT: ret
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;
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; RV32I-LABEL: fsqrt_s:
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; RV32I: # %bb.0:
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; RV32I-NEXT: addi sp, sp, -16
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; RV32I-NEXT: sw ra, 12(sp) # 4-byte Folded Spill
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; RV32I-NEXT: slli a0, a0, 16
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; RV32I-NEXT: srli a0, a0, 16
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; RV32I-NEXT: call __extendhfsf2@plt
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; RV32I-NEXT: call sqrtf@plt
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; RV32I-NEXT: call __truncsfhf2@plt
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; RV32I-NEXT: lw ra, 12(sp) # 4-byte Folded Reload
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; RV32I-NEXT: addi sp, sp, 16
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; RV32I-NEXT: ret
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;
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; RV64I-LABEL: fsqrt_s:
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; RV64I: # %bb.0:
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; RV64I-NEXT: addi sp, sp, -16
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; RV64I-NEXT: sd ra, 8(sp) # 8-byte Folded Spill
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; RV64I-NEXT: slli a0, a0, 48
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; RV64I-NEXT: srli a0, a0, 48
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; RV64I-NEXT: call __extendhfsf2@plt
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; RV64I-NEXT: call sqrtf@plt
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; RV64I-NEXT: call __truncsfhf2@plt
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; RV64I-NEXT: ld ra, 8(sp) # 8-byte Folded Reload
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; RV64I-NEXT: addi sp, sp, 16
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; RV64I-NEXT: ret
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%1 = call half @llvm.sqrt.f16(half %a)
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ret half %1
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}
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declare half @llvm.copysign.f16(half, half)
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define half @fsgnj_s(half %a, half %b) nounwind {
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;CHECKIZFH-LABEL: fsgnj_s:
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;CHECKIZFH: # %bb.0:
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;CHECKIZFH-NEXT: fsgnj.h fa0, fa0, fa1
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;CHECKIZFH-NEXT: ret
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;
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; RV32I-LABEL: fsgnj_s:
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; RV32I: # %bb.0:
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; RV32I-NEXT: lui a2, 1048568
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; RV32I-NEXT: and a1, a1, a2
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; RV32I-NEXT: slli a0, a0, 17
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; RV32I-NEXT: srli a0, a0, 17
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; RV32I-NEXT: or a0, a0, a1
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; RV32I-NEXT: ret
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;
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; RV64I-LABEL: fsgnj_s:
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; RV64I: # %bb.0:
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; RV64I-NEXT: lui a2, 1048568
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; RV64I-NEXT: and a1, a1, a2
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; RV64I-NEXT: slli a0, a0, 49
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; RV64I-NEXT: srli a0, a0, 49
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; RV64I-NEXT: or a0, a0, a1
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; RV64I-NEXT: ret
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%1 = call half @llvm.copysign.f16(half %a, half %b)
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ret half %1
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}
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; This function performs extra work to ensure that
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; DAGCombiner::visitBITCAST doesn't replace the fneg with an xor.
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define i32 @fneg_s(half %a, half %b) nounwind {
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;CHECKIZFH-LABEL: fneg_s:
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;CHECKIZFH: # %bb.0:
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;CHECKIZFH-NEXT: fadd.h ft0, fa0, fa0
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;CHECKIZFH-NEXT: fneg.h ft1, ft0
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;CHECKIZFH-NEXT: feq.h a0, ft0, ft1
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;CHECKIZFH-NEXT: ret
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;
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; RV32I-LABEL: fneg_s:
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; RV32I: # %bb.0:
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; RV32I-NEXT: addi sp, sp, -16
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; RV32I-NEXT: sw ra, 12(sp) # 4-byte Folded Spill
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; RV32I-NEXT: sw s0, 8(sp) # 4-byte Folded Spill
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; RV32I-NEXT: sw s1, 4(sp) # 4-byte Folded Spill
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; RV32I-NEXT: lui a1, 16
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; RV32I-NEXT: addi s1, a1, -1
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; RV32I-NEXT: and a0, a0, s1
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; RV32I-NEXT: call __extendhfsf2@plt
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; RV32I-NEXT: mv a1, a0
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; RV32I-NEXT: call __addsf3@plt
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; RV32I-NEXT: call __truncsfhf2@plt
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; RV32I-NEXT: and a0, a0, s1
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; RV32I-NEXT: call __extendhfsf2@plt
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; RV32I-NEXT: mv s0, a0
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; RV32I-NEXT: lui a0, 524288
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; RV32I-NEXT: xor a0, s0, a0
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; RV32I-NEXT: call __truncsfhf2@plt
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; RV32I-NEXT: and a0, a0, s1
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; RV32I-NEXT: call __extendhfsf2@plt
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; RV32I-NEXT: mv a1, a0
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; RV32I-NEXT: mv a0, s0
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|
; RV32I-NEXT: call __eqsf2@plt
|
|
; RV32I-NEXT: seqz a0, a0
|
|
; RV32I-NEXT: lw ra, 12(sp) # 4-byte Folded Reload
|
|
; RV32I-NEXT: lw s0, 8(sp) # 4-byte Folded Reload
|
|
; RV32I-NEXT: lw s1, 4(sp) # 4-byte Folded Reload
|
|
; RV32I-NEXT: addi sp, sp, 16
|
|
; RV32I-NEXT: ret
|
|
;
|
|
; RV64I-LABEL: fneg_s:
|
|
; RV64I: # %bb.0:
|
|
; RV64I-NEXT: addi sp, sp, -32
|
|
; RV64I-NEXT: sd ra, 24(sp) # 8-byte Folded Spill
|
|
; RV64I-NEXT: sd s0, 16(sp) # 8-byte Folded Spill
|
|
; RV64I-NEXT: sd s1, 8(sp) # 8-byte Folded Spill
|
|
; RV64I-NEXT: lui a1, 16
|
|
; RV64I-NEXT: addiw s1, a1, -1
|
|
; RV64I-NEXT: and a0, a0, s1
|
|
; RV64I-NEXT: call __extendhfsf2@plt
|
|
; RV64I-NEXT: mv a1, a0
|
|
; RV64I-NEXT: call __addsf3@plt
|
|
; RV64I-NEXT: call __truncsfhf2@plt
|
|
; RV64I-NEXT: and a0, a0, s1
|
|
; RV64I-NEXT: call __extendhfsf2@plt
|
|
; RV64I-NEXT: mv s0, a0
|
|
; RV64I-NEXT: lui a0, 524288
|
|
; RV64I-NEXT: xor a0, s0, a0
|
|
; RV64I-NEXT: call __truncsfhf2@plt
|
|
; RV64I-NEXT: and a0, a0, s1
|
|
; RV64I-NEXT: call __extendhfsf2@plt
|
|
; RV64I-NEXT: mv a1, a0
|
|
; RV64I-NEXT: mv a0, s0
|
|
; RV64I-NEXT: call __eqsf2@plt
|
|
; RV64I-NEXT: seqz a0, a0
|
|
; RV64I-NEXT: ld ra, 24(sp) # 8-byte Folded Reload
|
|
; RV64I-NEXT: ld s0, 16(sp) # 8-byte Folded Reload
|
|
; RV64I-NEXT: ld s1, 8(sp) # 8-byte Folded Reload
|
|
; RV64I-NEXT: addi sp, sp, 32
|
|
; RV64I-NEXT: ret
|
|
%1 = fadd half %a, %a
|
|
%2 = fneg half %1
|
|
%3 = fcmp oeq half %1, %2
|
|
%4 = zext i1 %3 to i32
|
|
ret i32 %4
|
|
}
|
|
|
|
; This function performs extra work to ensure that
|
|
; DAGCombiner::visitBITCAST doesn't replace the fneg with an xor.
|
|
define half @fsgnjn_s(half %a, half %b) nounwind {
|
|
;CHECKIZFH-LABEL: fsgnjn_s:
|
|
;CHECKIZFH: # %bb.0:
|
|
;CHECKIZFH-NEXT: fadd.h ft0, fa0, fa1
|
|
;CHECKIZFH-NEXT: fsgnjn.h fa0, fa0, ft0
|
|
;CHECKIZFH-NEXT: ret
|
|
;
|
|
; RV32I-LABEL: fsgnjn_s:
|
|
; RV32I: # %bb.0:
|
|
; RV32I-NEXT: addi sp, sp, -32
|
|
; RV32I-NEXT: sw ra, 28(sp) # 4-byte Folded Spill
|
|
; RV32I-NEXT: sw s0, 24(sp) # 4-byte Folded Spill
|
|
; RV32I-NEXT: sw s1, 20(sp) # 4-byte Folded Spill
|
|
; RV32I-NEXT: sw s2, 16(sp) # 4-byte Folded Spill
|
|
; RV32I-NEXT: sw s3, 12(sp) # 4-byte Folded Spill
|
|
; RV32I-NEXT: mv s0, a1
|
|
; RV32I-NEXT: mv s1, a0
|
|
; RV32I-NEXT: lui a0, 16
|
|
; RV32I-NEXT: addi s3, a0, -1
|
|
; RV32I-NEXT: and a0, s1, s3
|
|
; RV32I-NEXT: call __extendhfsf2@plt
|
|
; RV32I-NEXT: mv s2, a0
|
|
; RV32I-NEXT: and a0, s0, s3
|
|
; RV32I-NEXT: call __extendhfsf2@plt
|
|
; RV32I-NEXT: mv a1, a0
|
|
; RV32I-NEXT: mv a0, s2
|
|
; RV32I-NEXT: call __addsf3@plt
|
|
; RV32I-NEXT: call __truncsfhf2@plt
|
|
; RV32I-NEXT: and a0, a0, s3
|
|
; RV32I-NEXT: call __extendhfsf2@plt
|
|
; RV32I-NEXT: lui a1, 524288
|
|
; RV32I-NEXT: xor a0, a0, a1
|
|
; RV32I-NEXT: call __truncsfhf2@plt
|
|
; RV32I-NEXT: lui a1, 1048568
|
|
; RV32I-NEXT: and a0, a0, a1
|
|
; RV32I-NEXT: slli a1, s1, 17
|
|
; RV32I-NEXT: srli a1, a1, 17
|
|
; RV32I-NEXT: or a0, a1, a0
|
|
; RV32I-NEXT: lw ra, 28(sp) # 4-byte Folded Reload
|
|
; RV32I-NEXT: lw s0, 24(sp) # 4-byte Folded Reload
|
|
; RV32I-NEXT: lw s1, 20(sp) # 4-byte Folded Reload
|
|
; RV32I-NEXT: lw s2, 16(sp) # 4-byte Folded Reload
|
|
; RV32I-NEXT: lw s3, 12(sp) # 4-byte Folded Reload
|
|
; RV32I-NEXT: addi sp, sp, 32
|
|
; RV32I-NEXT: ret
|
|
;
|
|
; RV64I-LABEL: fsgnjn_s:
|
|
; RV64I: # %bb.0:
|
|
; RV64I-NEXT: addi sp, sp, -48
|
|
; RV64I-NEXT: sd ra, 40(sp) # 8-byte Folded Spill
|
|
; RV64I-NEXT: sd s0, 32(sp) # 8-byte Folded Spill
|
|
; RV64I-NEXT: sd s1, 24(sp) # 8-byte Folded Spill
|
|
; RV64I-NEXT: sd s2, 16(sp) # 8-byte Folded Spill
|
|
; RV64I-NEXT: sd s3, 8(sp) # 8-byte Folded Spill
|
|
; RV64I-NEXT: mv s0, a1
|
|
; RV64I-NEXT: mv s1, a0
|
|
; RV64I-NEXT: lui a0, 16
|
|
; RV64I-NEXT: addiw s3, a0, -1
|
|
; RV64I-NEXT: and a0, s1, s3
|
|
; RV64I-NEXT: call __extendhfsf2@plt
|
|
; RV64I-NEXT: mv s2, a0
|
|
; RV64I-NEXT: and a0, s0, s3
|
|
; RV64I-NEXT: call __extendhfsf2@plt
|
|
; RV64I-NEXT: mv a1, a0
|
|
; RV64I-NEXT: mv a0, s2
|
|
; RV64I-NEXT: call __addsf3@plt
|
|
; RV64I-NEXT: call __truncsfhf2@plt
|
|
; RV64I-NEXT: and a0, a0, s3
|
|
; RV64I-NEXT: call __extendhfsf2@plt
|
|
; RV64I-NEXT: lui a1, 524288
|
|
; RV64I-NEXT: xor a0, a0, a1
|
|
; RV64I-NEXT: call __truncsfhf2@plt
|
|
; RV64I-NEXT: lui a1, 1048568
|
|
; RV64I-NEXT: and a0, a0, a1
|
|
; RV64I-NEXT: slli a1, s1, 49
|
|
; RV64I-NEXT: srli a1, a1, 49
|
|
; RV64I-NEXT: or a0, a1, a0
|
|
; RV64I-NEXT: ld ra, 40(sp) # 8-byte Folded Reload
|
|
; RV64I-NEXT: ld s0, 32(sp) # 8-byte Folded Reload
|
|
; RV64I-NEXT: ld s1, 24(sp) # 8-byte Folded Reload
|
|
; RV64I-NEXT: ld s2, 16(sp) # 8-byte Folded Reload
|
|
; RV64I-NEXT: ld s3, 8(sp) # 8-byte Folded Reload
|
|
; RV64I-NEXT: addi sp, sp, 48
|
|
; RV64I-NEXT: ret
|
|
%1 = fadd half %a, %b
|
|
%2 = fneg half %1
|
|
%3 = call half @llvm.copysign.f16(half %a, half %2)
|
|
ret half %3
|
|
}
|
|
|
|
declare half @llvm.fabs.f16(half)
|
|
|
|
; This function performs extra work to ensure that
|
|
; DAGCombiner::visitBITCAST doesn't replace the fabs with an and.
|
|
define half @fabs_s(half %a, half %b) nounwind {
|
|
;CHECKIZFH-LABEL: fabs_s:
|
|
;CHECKIZFH: # %bb.0:
|
|
;CHECKIZFH-NEXT: fadd.h ft0, fa0, fa1
|
|
;CHECKIZFH-NEXT: fabs.h ft1, ft0
|
|
;CHECKIZFH-NEXT: fadd.h fa0, ft1, ft0
|
|
;CHECKIZFH-NEXT: ret
|
|
;
|
|
; RV32I-LABEL: fabs_s:
|
|
; RV32I: # %bb.0:
|
|
; RV32I-NEXT: addi sp, sp, -16
|
|
; RV32I-NEXT: sw ra, 12(sp) # 4-byte Folded Spill
|
|
; RV32I-NEXT: sw s0, 8(sp) # 4-byte Folded Spill
|
|
; RV32I-NEXT: sw s1, 4(sp) # 4-byte Folded Spill
|
|
; RV32I-NEXT: sw s2, 0(sp) # 4-byte Folded Spill
|
|
; RV32I-NEXT: mv s0, a1
|
|
; RV32I-NEXT: lui a1, 16
|
|
; RV32I-NEXT: addi s2, a1, -1
|
|
; RV32I-NEXT: and a0, a0, s2
|
|
; RV32I-NEXT: call __extendhfsf2@plt
|
|
; RV32I-NEXT: mv s1, a0
|
|
; RV32I-NEXT: and a0, s0, s2
|
|
; RV32I-NEXT: call __extendhfsf2@plt
|
|
; RV32I-NEXT: mv a1, a0
|
|
; RV32I-NEXT: mv a0, s1
|
|
; RV32I-NEXT: call __addsf3@plt
|
|
; RV32I-NEXT: call __truncsfhf2@plt
|
|
; RV32I-NEXT: and a0, a0, s2
|
|
; RV32I-NEXT: call __extendhfsf2@plt
|
|
; RV32I-NEXT: mv s0, a0
|
|
; RV32I-NEXT: slli a0, a0, 1
|
|
; RV32I-NEXT: srli a0, a0, 1
|
|
; RV32I-NEXT: call __truncsfhf2@plt
|
|
; RV32I-NEXT: and a0, a0, s2
|
|
; RV32I-NEXT: call __extendhfsf2@plt
|
|
; RV32I-NEXT: mv a1, s0
|
|
; RV32I-NEXT: call __addsf3@plt
|
|
; RV32I-NEXT: call __truncsfhf2@plt
|
|
; RV32I-NEXT: lw ra, 12(sp) # 4-byte Folded Reload
|
|
; RV32I-NEXT: lw s0, 8(sp) # 4-byte Folded Reload
|
|
; RV32I-NEXT: lw s1, 4(sp) # 4-byte Folded Reload
|
|
; RV32I-NEXT: lw s2, 0(sp) # 4-byte Folded Reload
|
|
; RV32I-NEXT: addi sp, sp, 16
|
|
; RV32I-NEXT: ret
|
|
;
|
|
; RV64I-LABEL: fabs_s:
|
|
; RV64I: # %bb.0:
|
|
; RV64I-NEXT: addi sp, sp, -32
|
|
; RV64I-NEXT: sd ra, 24(sp) # 8-byte Folded Spill
|
|
; RV64I-NEXT: sd s0, 16(sp) # 8-byte Folded Spill
|
|
; RV64I-NEXT: sd s1, 8(sp) # 8-byte Folded Spill
|
|
; RV64I-NEXT: sd s2, 0(sp) # 8-byte Folded Spill
|
|
; RV64I-NEXT: mv s0, a1
|
|
; RV64I-NEXT: lui a1, 16
|
|
; RV64I-NEXT: addiw s2, a1, -1
|
|
; RV64I-NEXT: and a0, a0, s2
|
|
; RV64I-NEXT: call __extendhfsf2@plt
|
|
; RV64I-NEXT: mv s1, a0
|
|
; RV64I-NEXT: and a0, s0, s2
|
|
; RV64I-NEXT: call __extendhfsf2@plt
|
|
; RV64I-NEXT: mv a1, a0
|
|
; RV64I-NEXT: mv a0, s1
|
|
; RV64I-NEXT: call __addsf3@plt
|
|
; RV64I-NEXT: call __truncsfhf2@plt
|
|
; RV64I-NEXT: and a0, a0, s2
|
|
; RV64I-NEXT: call __extendhfsf2@plt
|
|
; RV64I-NEXT: mv s0, a0
|
|
; RV64I-NEXT: slli a0, a0, 33
|
|
; RV64I-NEXT: srli a0, a0, 33
|
|
; RV64I-NEXT: call __truncsfhf2@plt
|
|
; RV64I-NEXT: and a0, a0, s2
|
|
; RV64I-NEXT: call __extendhfsf2@plt
|
|
; RV64I-NEXT: mv a1, s0
|
|
; RV64I-NEXT: call __addsf3@plt
|
|
; RV64I-NEXT: call __truncsfhf2@plt
|
|
; RV64I-NEXT: ld ra, 24(sp) # 8-byte Folded Reload
|
|
; RV64I-NEXT: ld s0, 16(sp) # 8-byte Folded Reload
|
|
; RV64I-NEXT: ld s1, 8(sp) # 8-byte Folded Reload
|
|
; RV64I-NEXT: ld s2, 0(sp) # 8-byte Folded Reload
|
|
; RV64I-NEXT: addi sp, sp, 32
|
|
; RV64I-NEXT: ret
|
|
%1 = fadd half %a, %b
|
|
%2 = call half @llvm.fabs.f16(half %1)
|
|
%3 = fadd half %2, %1
|
|
ret half %3
|
|
}
|
|
|
|
declare half @llvm.minnum.f16(half, half)
|
|
|
|
define half @fmin_s(half %a, half %b) nounwind {
|
|
;CHECKIZFH-LABEL: fmin_s:
|
|
;CHECKIZFH: # %bb.0:
|
|
;CHECKIZFH-NEXT: fmin.h fa0, fa0, fa1
|
|
;CHECKIZFH-NEXT: ret
|
|
;
|
|
; RV32I-LABEL: fmin_s:
|
|
; RV32I: # %bb.0:
|
|
; RV32I-NEXT: addi sp, sp, -16
|
|
; RV32I-NEXT: sw ra, 12(sp) # 4-byte Folded Spill
|
|
; RV32I-NEXT: sw s0, 8(sp) # 4-byte Folded Spill
|
|
; RV32I-NEXT: sw s1, 4(sp) # 4-byte Folded Spill
|
|
; RV32I-NEXT: sw s2, 0(sp) # 4-byte Folded Spill
|
|
; RV32I-NEXT: mv s0, a1
|
|
; RV32I-NEXT: lui a1, 16
|
|
; RV32I-NEXT: addi s2, a1, -1
|
|
; RV32I-NEXT: and a0, a0, s2
|
|
; RV32I-NEXT: call __extendhfsf2@plt
|
|
; RV32I-NEXT: mv s1, a0
|
|
; RV32I-NEXT: and a0, s0, s2
|
|
; RV32I-NEXT: call __extendhfsf2@plt
|
|
; RV32I-NEXT: mv a1, a0
|
|
; RV32I-NEXT: mv a0, s1
|
|
; RV32I-NEXT: call fminf@plt
|
|
; RV32I-NEXT: call __truncsfhf2@plt
|
|
; RV32I-NEXT: lw ra, 12(sp) # 4-byte Folded Reload
|
|
; RV32I-NEXT: lw s0, 8(sp) # 4-byte Folded Reload
|
|
; RV32I-NEXT: lw s1, 4(sp) # 4-byte Folded Reload
|
|
; RV32I-NEXT: lw s2, 0(sp) # 4-byte Folded Reload
|
|
; RV32I-NEXT: addi sp, sp, 16
|
|
; RV32I-NEXT: ret
|
|
;
|
|
; RV64I-LABEL: fmin_s:
|
|
; RV64I: # %bb.0:
|
|
; RV64I-NEXT: addi sp, sp, -32
|
|
; RV64I-NEXT: sd ra, 24(sp) # 8-byte Folded Spill
|
|
; RV64I-NEXT: sd s0, 16(sp) # 8-byte Folded Spill
|
|
; RV64I-NEXT: sd s1, 8(sp) # 8-byte Folded Spill
|
|
; RV64I-NEXT: sd s2, 0(sp) # 8-byte Folded Spill
|
|
; RV64I-NEXT: mv s0, a1
|
|
; RV64I-NEXT: lui a1, 16
|
|
; RV64I-NEXT: addiw s2, a1, -1
|
|
; RV64I-NEXT: and a0, a0, s2
|
|
; RV64I-NEXT: call __extendhfsf2@plt
|
|
; RV64I-NEXT: mv s1, a0
|
|
; RV64I-NEXT: and a0, s0, s2
|
|
; RV64I-NEXT: call __extendhfsf2@plt
|
|
; RV64I-NEXT: mv a1, a0
|
|
; RV64I-NEXT: mv a0, s1
|
|
; RV64I-NEXT: call fminf@plt
|
|
; RV64I-NEXT: call __truncsfhf2@plt
|
|
; RV64I-NEXT: ld ra, 24(sp) # 8-byte Folded Reload
|
|
; RV64I-NEXT: ld s0, 16(sp) # 8-byte Folded Reload
|
|
; RV64I-NEXT: ld s1, 8(sp) # 8-byte Folded Reload
|
|
; RV64I-NEXT: ld s2, 0(sp) # 8-byte Folded Reload
|
|
; RV64I-NEXT: addi sp, sp, 32
|
|
; RV64I-NEXT: ret
|
|
%1 = call half @llvm.minnum.f16(half %a, half %b)
|
|
ret half %1
|
|
}
|
|
|
|
declare half @llvm.maxnum.f16(half, half)
|
|
|
|
define half @fmax_s(half %a, half %b) nounwind {
|
|
;CHECKIZFH-LABEL: fmax_s:
|
|
;CHECKIZFH: # %bb.0:
|
|
;CHECKIZFH-NEXT: fmax.h fa0, fa0, fa1
|
|
;CHECKIZFH-NEXT: ret
|
|
;
|
|
; RV32I-LABEL: fmax_s:
|
|
; RV32I: # %bb.0:
|
|
; RV32I-NEXT: addi sp, sp, -16
|
|
; RV32I-NEXT: sw ra, 12(sp) # 4-byte Folded Spill
|
|
; RV32I-NEXT: sw s0, 8(sp) # 4-byte Folded Spill
|
|
; RV32I-NEXT: sw s1, 4(sp) # 4-byte Folded Spill
|
|
; RV32I-NEXT: sw s2, 0(sp) # 4-byte Folded Spill
|
|
; RV32I-NEXT: mv s0, a1
|
|
; RV32I-NEXT: lui a1, 16
|
|
; RV32I-NEXT: addi s2, a1, -1
|
|
; RV32I-NEXT: and a0, a0, s2
|
|
; RV32I-NEXT: call __extendhfsf2@plt
|
|
; RV32I-NEXT: mv s1, a0
|
|
; RV32I-NEXT: and a0, s0, s2
|
|
; RV32I-NEXT: call __extendhfsf2@plt
|
|
; RV32I-NEXT: mv a1, a0
|
|
; RV32I-NEXT: mv a0, s1
|
|
; RV32I-NEXT: call fmaxf@plt
|
|
; RV32I-NEXT: call __truncsfhf2@plt
|
|
; RV32I-NEXT: lw ra, 12(sp) # 4-byte Folded Reload
|
|
; RV32I-NEXT: lw s0, 8(sp) # 4-byte Folded Reload
|
|
; RV32I-NEXT: lw s1, 4(sp) # 4-byte Folded Reload
|
|
; RV32I-NEXT: lw s2, 0(sp) # 4-byte Folded Reload
|
|
; RV32I-NEXT: addi sp, sp, 16
|
|
; RV32I-NEXT: ret
|
|
;
|
|
; RV64I-LABEL: fmax_s:
|
|
; RV64I: # %bb.0:
|
|
; RV64I-NEXT: addi sp, sp, -32
|
|
; RV64I-NEXT: sd ra, 24(sp) # 8-byte Folded Spill
|
|
; RV64I-NEXT: sd s0, 16(sp) # 8-byte Folded Spill
|
|
; RV64I-NEXT: sd s1, 8(sp) # 8-byte Folded Spill
|
|
; RV64I-NEXT: sd s2, 0(sp) # 8-byte Folded Spill
|
|
; RV64I-NEXT: mv s0, a1
|
|
; RV64I-NEXT: lui a1, 16
|
|
; RV64I-NEXT: addiw s2, a1, -1
|
|
; RV64I-NEXT: and a0, a0, s2
|
|
; RV64I-NEXT: call __extendhfsf2@plt
|
|
; RV64I-NEXT: mv s1, a0
|
|
; RV64I-NEXT: and a0, s0, s2
|
|
; RV64I-NEXT: call __extendhfsf2@plt
|
|
; RV64I-NEXT: mv a1, a0
|
|
; RV64I-NEXT: mv a0, s1
|
|
; RV64I-NEXT: call fmaxf@plt
|
|
; RV64I-NEXT: call __truncsfhf2@plt
|
|
; RV64I-NEXT: ld ra, 24(sp) # 8-byte Folded Reload
|
|
; RV64I-NEXT: ld s0, 16(sp) # 8-byte Folded Reload
|
|
; RV64I-NEXT: ld s1, 8(sp) # 8-byte Folded Reload
|
|
; RV64I-NEXT: ld s2, 0(sp) # 8-byte Folded Reload
|
|
; RV64I-NEXT: addi sp, sp, 32
|
|
; RV64I-NEXT: ret
|
|
%1 = call half @llvm.maxnum.f16(half %a, half %b)
|
|
ret half %1
|
|
}
|
|
|
|
declare half @llvm.fma.f16(half, half, half)
|
|
|
|
define half @fmadd_s(half %a, half %b, half %c) nounwind {
|
|
;CHECKIZFH-LABEL: fmadd_s:
|
|
;CHECKIZFH: # %bb.0:
|
|
;CHECKIZFH-NEXT: fmadd.h fa0, fa0, fa1, fa2
|
|
;CHECKIZFH-NEXT: ret
|
|
;
|
|
; RV32I-LABEL: fmadd_s:
|
|
; RV32I: # %bb.0:
|
|
; RV32I-NEXT: addi sp, sp, -32
|
|
; RV32I-NEXT: sw ra, 28(sp) # 4-byte Folded Spill
|
|
; RV32I-NEXT: sw s0, 24(sp) # 4-byte Folded Spill
|
|
; RV32I-NEXT: sw s1, 20(sp) # 4-byte Folded Spill
|
|
; RV32I-NEXT: sw s2, 16(sp) # 4-byte Folded Spill
|
|
; RV32I-NEXT: sw s3, 12(sp) # 4-byte Folded Spill
|
|
; RV32I-NEXT: mv s0, a2
|
|
; RV32I-NEXT: mv s1, a1
|
|
; RV32I-NEXT: lui a1, 16
|
|
; RV32I-NEXT: addi s3, a1, -1
|
|
; RV32I-NEXT: and a0, a0, s3
|
|
; RV32I-NEXT: call __extendhfsf2@plt
|
|
; RV32I-NEXT: mv s2, a0
|
|
; RV32I-NEXT: and a0, s1, s3
|
|
; RV32I-NEXT: call __extendhfsf2@plt
|
|
; RV32I-NEXT: mv s1, a0
|
|
; RV32I-NEXT: and a0, s0, s3
|
|
; RV32I-NEXT: call __extendhfsf2@plt
|
|
; RV32I-NEXT: mv a2, a0
|
|
; RV32I-NEXT: mv a0, s2
|
|
; RV32I-NEXT: mv a1, s1
|
|
; RV32I-NEXT: call fmaf@plt
|
|
; RV32I-NEXT: call __truncsfhf2@plt
|
|
; RV32I-NEXT: lw ra, 28(sp) # 4-byte Folded Reload
|
|
; RV32I-NEXT: lw s0, 24(sp) # 4-byte Folded Reload
|
|
; RV32I-NEXT: lw s1, 20(sp) # 4-byte Folded Reload
|
|
; RV32I-NEXT: lw s2, 16(sp) # 4-byte Folded Reload
|
|
; RV32I-NEXT: lw s3, 12(sp) # 4-byte Folded Reload
|
|
; RV32I-NEXT: addi sp, sp, 32
|
|
; RV32I-NEXT: ret
|
|
;
|
|
; RV64I-LABEL: fmadd_s:
|
|
; RV64I: # %bb.0:
|
|
; RV64I-NEXT: addi sp, sp, -48
|
|
; RV64I-NEXT: sd ra, 40(sp) # 8-byte Folded Spill
|
|
; RV64I-NEXT: sd s0, 32(sp) # 8-byte Folded Spill
|
|
; RV64I-NEXT: sd s1, 24(sp) # 8-byte Folded Spill
|
|
; RV64I-NEXT: sd s2, 16(sp) # 8-byte Folded Spill
|
|
; RV64I-NEXT: sd s3, 8(sp) # 8-byte Folded Spill
|
|
; RV64I-NEXT: mv s0, a2
|
|
; RV64I-NEXT: mv s1, a1
|
|
; RV64I-NEXT: lui a1, 16
|
|
; RV64I-NEXT: addiw s3, a1, -1
|
|
; RV64I-NEXT: and a0, a0, s3
|
|
; RV64I-NEXT: call __extendhfsf2@plt
|
|
; RV64I-NEXT: mv s2, a0
|
|
; RV64I-NEXT: and a0, s1, s3
|
|
; RV64I-NEXT: call __extendhfsf2@plt
|
|
; RV64I-NEXT: mv s1, a0
|
|
; RV64I-NEXT: and a0, s0, s3
|
|
; RV64I-NEXT: call __extendhfsf2@plt
|
|
; RV64I-NEXT: mv a2, a0
|
|
; RV64I-NEXT: mv a0, s2
|
|
; RV64I-NEXT: mv a1, s1
|
|
; RV64I-NEXT: call fmaf@plt
|
|
; RV64I-NEXT: call __truncsfhf2@plt
|
|
; RV64I-NEXT: ld ra, 40(sp) # 8-byte Folded Reload
|
|
; RV64I-NEXT: ld s0, 32(sp) # 8-byte Folded Reload
|
|
; RV64I-NEXT: ld s1, 24(sp) # 8-byte Folded Reload
|
|
; RV64I-NEXT: ld s2, 16(sp) # 8-byte Folded Reload
|
|
; RV64I-NEXT: ld s3, 8(sp) # 8-byte Folded Reload
|
|
; RV64I-NEXT: addi sp, sp, 48
|
|
; RV64I-NEXT: ret
|
|
%1 = call half @llvm.fma.f16(half %a, half %b, half %c)
|
|
ret half %1
|
|
}
|
|
|
|
define half @fmsub_s(half %a, half %b, half %c) nounwind {
|
|
;CHECKIZFH-LABEL: fmsub_s:
|
|
;CHECKIZFH: # %bb.0:
|
|
;CHECKIZFH-NEXT: fmv.h.x ft0, zero
|
|
;CHECKIZFH-NEXT: fadd.h ft0, fa2, ft0
|
|
;CHECKIZFH-NEXT: fmsub.h fa0, fa0, fa1, ft0
|
|
;CHECKIZFH-NEXT: ret
|
|
;
|
|
; RV32I-LABEL: fmsub_s:
|
|
; RV32I: # %bb.0:
|
|
; RV32I-NEXT: addi sp, sp, -32
|
|
; RV32I-NEXT: sw ra, 28(sp) # 4-byte Folded Spill
|
|
; RV32I-NEXT: sw s0, 24(sp) # 4-byte Folded Spill
|
|
; RV32I-NEXT: sw s1, 20(sp) # 4-byte Folded Spill
|
|
; RV32I-NEXT: sw s2, 16(sp) # 4-byte Folded Spill
|
|
; RV32I-NEXT: sw s3, 12(sp) # 4-byte Folded Spill
|
|
; RV32I-NEXT: mv s0, a1
|
|
; RV32I-NEXT: mv s1, a0
|
|
; RV32I-NEXT: lui a0, 16
|
|
; RV32I-NEXT: addi s3, a0, -1
|
|
; RV32I-NEXT: and a0, a2, s3
|
|
; RV32I-NEXT: call __extendhfsf2@plt
|
|
; RV32I-NEXT: li a1, 0
|
|
; RV32I-NEXT: call __addsf3@plt
|
|
; RV32I-NEXT: call __truncsfhf2@plt
|
|
; RV32I-NEXT: and a0, a0, s3
|
|
; RV32I-NEXT: call __extendhfsf2@plt
|
|
; RV32I-NEXT: lui a1, 524288
|
|
; RV32I-NEXT: xor a0, a0, a1
|
|
; RV32I-NEXT: call __truncsfhf2@plt
|
|
; RV32I-NEXT: mv s2, a0
|
|
; RV32I-NEXT: and a0, s1, s3
|
|
; RV32I-NEXT: call __extendhfsf2@plt
|
|
; RV32I-NEXT: mv s1, a0
|
|
; RV32I-NEXT: and a0, s0, s3
|
|
; RV32I-NEXT: call __extendhfsf2@plt
|
|
; RV32I-NEXT: mv s0, a0
|
|
; RV32I-NEXT: and a0, s2, s3
|
|
; RV32I-NEXT: call __extendhfsf2@plt
|
|
; RV32I-NEXT: mv a2, a0
|
|
; RV32I-NEXT: mv a0, s1
|
|
; RV32I-NEXT: mv a1, s0
|
|
; RV32I-NEXT: call fmaf@plt
|
|
; RV32I-NEXT: call __truncsfhf2@plt
|
|
; RV32I-NEXT: lw ra, 28(sp) # 4-byte Folded Reload
|
|
; RV32I-NEXT: lw s0, 24(sp) # 4-byte Folded Reload
|
|
; RV32I-NEXT: lw s1, 20(sp) # 4-byte Folded Reload
|
|
; RV32I-NEXT: lw s2, 16(sp) # 4-byte Folded Reload
|
|
; RV32I-NEXT: lw s3, 12(sp) # 4-byte Folded Reload
|
|
; RV32I-NEXT: addi sp, sp, 32
|
|
; RV32I-NEXT: ret
|
|
;
|
|
; RV64I-LABEL: fmsub_s:
|
|
; RV64I: # %bb.0:
|
|
; RV64I-NEXT: addi sp, sp, -48
|
|
; RV64I-NEXT: sd ra, 40(sp) # 8-byte Folded Spill
|
|
; RV64I-NEXT: sd s0, 32(sp) # 8-byte Folded Spill
|
|
; RV64I-NEXT: sd s1, 24(sp) # 8-byte Folded Spill
|
|
; RV64I-NEXT: sd s2, 16(sp) # 8-byte Folded Spill
|
|
; RV64I-NEXT: sd s3, 8(sp) # 8-byte Folded Spill
|
|
; RV64I-NEXT: mv s0, a1
|
|
; RV64I-NEXT: mv s1, a0
|
|
; RV64I-NEXT: lui a0, 16
|
|
; RV64I-NEXT: addiw s3, a0, -1
|
|
; RV64I-NEXT: and a0, a2, s3
|
|
; RV64I-NEXT: call __extendhfsf2@plt
|
|
; RV64I-NEXT: li a1, 0
|
|
; RV64I-NEXT: call __addsf3@plt
|
|
; RV64I-NEXT: call __truncsfhf2@plt
|
|
; RV64I-NEXT: and a0, a0, s3
|
|
; RV64I-NEXT: call __extendhfsf2@plt
|
|
; RV64I-NEXT: lui a1, 524288
|
|
; RV64I-NEXT: xor a0, a0, a1
|
|
; RV64I-NEXT: call __truncsfhf2@plt
|
|
; RV64I-NEXT: mv s2, a0
|
|
; RV64I-NEXT: and a0, s1, s3
|
|
; RV64I-NEXT: call __extendhfsf2@plt
|
|
; RV64I-NEXT: mv s1, a0
|
|
; RV64I-NEXT: and a0, s0, s3
|
|
; RV64I-NEXT: call __extendhfsf2@plt
|
|
; RV64I-NEXT: mv s0, a0
|
|
; RV64I-NEXT: and a0, s2, s3
|
|
; RV64I-NEXT: call __extendhfsf2@plt
|
|
; RV64I-NEXT: mv a2, a0
|
|
; RV64I-NEXT: mv a0, s1
|
|
; RV64I-NEXT: mv a1, s0
|
|
; RV64I-NEXT: call fmaf@plt
|
|
; RV64I-NEXT: call __truncsfhf2@plt
|
|
; RV64I-NEXT: ld ra, 40(sp) # 8-byte Folded Reload
|
|
; RV64I-NEXT: ld s0, 32(sp) # 8-byte Folded Reload
|
|
; RV64I-NEXT: ld s1, 24(sp) # 8-byte Folded Reload
|
|
; RV64I-NEXT: ld s2, 16(sp) # 8-byte Folded Reload
|
|
; RV64I-NEXT: ld s3, 8(sp) # 8-byte Folded Reload
|
|
; RV64I-NEXT: addi sp, sp, 48
|
|
; RV64I-NEXT: ret
|
|
%c_ = fadd half 0.0, %c ; avoid negation using xor
|
|
%negc = fsub half -0.0, %c_
|
|
%1 = call half @llvm.fma.f16(half %a, half %b, half %negc)
|
|
ret half %1
|
|
}
|
|
|
|
define half @fnmadd_s(half %a, half %b, half %c) nounwind {
|
|
;CHECKIZFH-LABEL: fnmadd_s:
|
|
;CHECKIZFH: # %bb.0:
|
|
;CHECKIZFH-NEXT: fmv.h.x ft0, zero
|
|
;CHECKIZFH-NEXT: fadd.h ft1, fa0, ft0
|
|
;CHECKIZFH-NEXT: fadd.h ft0, fa2, ft0
|
|
;CHECKIZFH-NEXT: fnmadd.h fa0, ft1, fa1, ft0
|
|
;CHECKIZFH-NEXT: ret
|
|
;
|
|
; RV32I-LABEL: fnmadd_s:
|
|
; RV32I: # %bb.0:
|
|
; RV32I-NEXT: addi sp, sp, -32
|
|
; RV32I-NEXT: sw ra, 28(sp) # 4-byte Folded Spill
|
|
; RV32I-NEXT: sw s0, 24(sp) # 4-byte Folded Spill
|
|
; RV32I-NEXT: sw s1, 20(sp) # 4-byte Folded Spill
|
|
; RV32I-NEXT: sw s2, 16(sp) # 4-byte Folded Spill
|
|
; RV32I-NEXT: sw s3, 12(sp) # 4-byte Folded Spill
|
|
; RV32I-NEXT: sw s4, 8(sp) # 4-byte Folded Spill
|
|
; RV32I-NEXT: mv s1, a2
|
|
; RV32I-NEXT: mv s0, a1
|
|
; RV32I-NEXT: lui a1, 16
|
|
; RV32I-NEXT: addi s3, a1, -1
|
|
; RV32I-NEXT: and a0, a0, s3
|
|
; RV32I-NEXT: call __extendhfsf2@plt
|
|
; RV32I-NEXT: li a1, 0
|
|
; RV32I-NEXT: call __addsf3@plt
|
|
; RV32I-NEXT: call __truncsfhf2@plt
|
|
; RV32I-NEXT: mv s2, a0
|
|
; RV32I-NEXT: and a0, s1, s3
|
|
; RV32I-NEXT: call __extendhfsf2@plt
|
|
; RV32I-NEXT: li a1, 0
|
|
; RV32I-NEXT: call __addsf3@plt
|
|
; RV32I-NEXT: call __truncsfhf2@plt
|
|
; RV32I-NEXT: mv s1, a0
|
|
; RV32I-NEXT: and a0, s2, s3
|
|
; RV32I-NEXT: call __extendhfsf2@plt
|
|
; RV32I-NEXT: lui s4, 524288
|
|
; RV32I-NEXT: xor a0, a0, s4
|
|
; RV32I-NEXT: call __truncsfhf2@plt
|
|
; RV32I-NEXT: mv s2, a0
|
|
; RV32I-NEXT: and a0, s1, s3
|
|
; RV32I-NEXT: call __extendhfsf2@plt
|
|
; RV32I-NEXT: xor a0, a0, s4
|
|
; RV32I-NEXT: call __truncsfhf2@plt
|
|
; RV32I-NEXT: mv s1, a0
|
|
; RV32I-NEXT: and a0, s0, s3
|
|
; RV32I-NEXT: call __extendhfsf2@plt
|
|
; RV32I-NEXT: mv s0, a0
|
|
; RV32I-NEXT: and a0, s2, s3
|
|
; RV32I-NEXT: call __extendhfsf2@plt
|
|
; RV32I-NEXT: mv s2, a0
|
|
; RV32I-NEXT: and a0, s1, s3
|
|
; RV32I-NEXT: call __extendhfsf2@plt
|
|
; RV32I-NEXT: mv a2, a0
|
|
; RV32I-NEXT: mv a0, s2
|
|
; RV32I-NEXT: mv a1, s0
|
|
; RV32I-NEXT: call fmaf@plt
|
|
; RV32I-NEXT: call __truncsfhf2@plt
|
|
; RV32I-NEXT: lw ra, 28(sp) # 4-byte Folded Reload
|
|
; RV32I-NEXT: lw s0, 24(sp) # 4-byte Folded Reload
|
|
; RV32I-NEXT: lw s1, 20(sp) # 4-byte Folded Reload
|
|
; RV32I-NEXT: lw s2, 16(sp) # 4-byte Folded Reload
|
|
; RV32I-NEXT: lw s3, 12(sp) # 4-byte Folded Reload
|
|
; RV32I-NEXT: lw s4, 8(sp) # 4-byte Folded Reload
|
|
; RV32I-NEXT: addi sp, sp, 32
|
|
; RV32I-NEXT: ret
|
|
;
|
|
; RV64I-LABEL: fnmadd_s:
|
|
; RV64I: # %bb.0:
|
|
; RV64I-NEXT: addi sp, sp, -48
|
|
; RV64I-NEXT: sd ra, 40(sp) # 8-byte Folded Spill
|
|
; RV64I-NEXT: sd s0, 32(sp) # 8-byte Folded Spill
|
|
; RV64I-NEXT: sd s1, 24(sp) # 8-byte Folded Spill
|
|
; RV64I-NEXT: sd s2, 16(sp) # 8-byte Folded Spill
|
|
; RV64I-NEXT: sd s3, 8(sp) # 8-byte Folded Spill
|
|
; RV64I-NEXT: sd s4, 0(sp) # 8-byte Folded Spill
|
|
; RV64I-NEXT: mv s1, a2
|
|
; RV64I-NEXT: mv s0, a1
|
|
; RV64I-NEXT: lui a1, 16
|
|
; RV64I-NEXT: addiw s3, a1, -1
|
|
; RV64I-NEXT: and a0, a0, s3
|
|
; RV64I-NEXT: call __extendhfsf2@plt
|
|
; RV64I-NEXT: li a1, 0
|
|
; RV64I-NEXT: call __addsf3@plt
|
|
; RV64I-NEXT: call __truncsfhf2@plt
|
|
; RV64I-NEXT: mv s2, a0
|
|
; RV64I-NEXT: and a0, s1, s3
|
|
; RV64I-NEXT: call __extendhfsf2@plt
|
|
; RV64I-NEXT: li a1, 0
|
|
; RV64I-NEXT: call __addsf3@plt
|
|
; RV64I-NEXT: call __truncsfhf2@plt
|
|
; RV64I-NEXT: mv s1, a0
|
|
; RV64I-NEXT: and a0, s2, s3
|
|
; RV64I-NEXT: call __extendhfsf2@plt
|
|
; RV64I-NEXT: lui s4, 524288
|
|
; RV64I-NEXT: xor a0, a0, s4
|
|
; RV64I-NEXT: call __truncsfhf2@plt
|
|
; RV64I-NEXT: mv s2, a0
|
|
; RV64I-NEXT: and a0, s1, s3
|
|
; RV64I-NEXT: call __extendhfsf2@plt
|
|
; RV64I-NEXT: xor a0, a0, s4
|
|
; RV64I-NEXT: call __truncsfhf2@plt
|
|
; RV64I-NEXT: mv s1, a0
|
|
; RV64I-NEXT: and a0, s0, s3
|
|
; RV64I-NEXT: call __extendhfsf2@plt
|
|
; RV64I-NEXT: mv s0, a0
|
|
; RV64I-NEXT: and a0, s2, s3
|
|
; RV64I-NEXT: call __extendhfsf2@plt
|
|
; RV64I-NEXT: mv s2, a0
|
|
; RV64I-NEXT: and a0, s1, s3
|
|
; RV64I-NEXT: call __extendhfsf2@plt
|
|
; RV64I-NEXT: mv a2, a0
|
|
; RV64I-NEXT: mv a0, s2
|
|
; RV64I-NEXT: mv a1, s0
|
|
; RV64I-NEXT: call fmaf@plt
|
|
; RV64I-NEXT: call __truncsfhf2@plt
|
|
; RV64I-NEXT: ld ra, 40(sp) # 8-byte Folded Reload
|
|
; RV64I-NEXT: ld s0, 32(sp) # 8-byte Folded Reload
|
|
; RV64I-NEXT: ld s1, 24(sp) # 8-byte Folded Reload
|
|
; RV64I-NEXT: ld s2, 16(sp) # 8-byte Folded Reload
|
|
; RV64I-NEXT: ld s3, 8(sp) # 8-byte Folded Reload
|
|
; RV64I-NEXT: ld s4, 0(sp) # 8-byte Folded Reload
|
|
; RV64I-NEXT: addi sp, sp, 48
|
|
; RV64I-NEXT: ret
|
|
%a_ = fadd half 0.0, %a
|
|
%c_ = fadd half 0.0, %c
|
|
%nega = fsub half -0.0, %a_
|
|
%negc = fsub half -0.0, %c_
|
|
%1 = call half @llvm.fma.f16(half %nega, half %b, half %negc)
|
|
ret half %1
|
|
}
|
|
|
|
define half @fnmadd_s_2(half %a, half %b, half %c) nounwind {
|
|
;CHECKIZFH-LABEL: fnmadd_s_2:
|
|
;CHECKIZFH: # %bb.0:
|
|
;CHECKIZFH-NEXT: fmv.h.x ft0, zero
|
|
;CHECKIZFH-NEXT: fadd.h ft1, fa1, ft0
|
|
;CHECKIZFH-NEXT: fadd.h ft0, fa2, ft0
|
|
;CHECKIZFH-NEXT: fnmadd.h fa0, ft1, fa0, ft0
|
|
;CHECKIZFH-NEXT: ret
|
|
;
|
|
; RV32I-LABEL: fnmadd_s_2:
|
|
; RV32I: # %bb.0:
|
|
; RV32I-NEXT: addi sp, sp, -32
|
|
; RV32I-NEXT: sw ra, 28(sp) # 4-byte Folded Spill
|
|
; RV32I-NEXT: sw s0, 24(sp) # 4-byte Folded Spill
|
|
; RV32I-NEXT: sw s1, 20(sp) # 4-byte Folded Spill
|
|
; RV32I-NEXT: sw s2, 16(sp) # 4-byte Folded Spill
|
|
; RV32I-NEXT: sw s3, 12(sp) # 4-byte Folded Spill
|
|
; RV32I-NEXT: sw s4, 8(sp) # 4-byte Folded Spill
|
|
; RV32I-NEXT: mv s1, a2
|
|
; RV32I-NEXT: mv s0, a0
|
|
; RV32I-NEXT: lui a0, 16
|
|
; RV32I-NEXT: addi s3, a0, -1
|
|
; RV32I-NEXT: and a0, a1, s3
|
|
; RV32I-NEXT: call __extendhfsf2@plt
|
|
; RV32I-NEXT: li a1, 0
|
|
; RV32I-NEXT: call __addsf3@plt
|
|
; RV32I-NEXT: call __truncsfhf2@plt
|
|
; RV32I-NEXT: mv s2, a0
|
|
; RV32I-NEXT: and a0, s1, s3
|
|
; RV32I-NEXT: call __extendhfsf2@plt
|
|
; RV32I-NEXT: li a1, 0
|
|
; RV32I-NEXT: call __addsf3@plt
|
|
; RV32I-NEXT: call __truncsfhf2@plt
|
|
; RV32I-NEXT: mv s1, a0
|
|
; RV32I-NEXT: and a0, s2, s3
|
|
; RV32I-NEXT: call __extendhfsf2@plt
|
|
; RV32I-NEXT: lui s4, 524288
|
|
; RV32I-NEXT: xor a0, a0, s4
|
|
; RV32I-NEXT: call __truncsfhf2@plt
|
|
; RV32I-NEXT: mv s2, a0
|
|
; RV32I-NEXT: and a0, s1, s3
|
|
; RV32I-NEXT: call __extendhfsf2@plt
|
|
; RV32I-NEXT: xor a0, a0, s4
|
|
; RV32I-NEXT: call __truncsfhf2@plt
|
|
; RV32I-NEXT: mv s1, a0
|
|
; RV32I-NEXT: and a0, s0, s3
|
|
; RV32I-NEXT: call __extendhfsf2@plt
|
|
; RV32I-NEXT: mv s0, a0
|
|
; RV32I-NEXT: and a0, s2, s3
|
|
; RV32I-NEXT: call __extendhfsf2@plt
|
|
; RV32I-NEXT: mv s2, a0
|
|
; RV32I-NEXT: and a0, s1, s3
|
|
; RV32I-NEXT: call __extendhfsf2@plt
|
|
; RV32I-NEXT: mv a2, a0
|
|
; RV32I-NEXT: mv a0, s0
|
|
; RV32I-NEXT: mv a1, s2
|
|
; RV32I-NEXT: call fmaf@plt
|
|
; RV32I-NEXT: call __truncsfhf2@plt
|
|
; RV32I-NEXT: lw ra, 28(sp) # 4-byte Folded Reload
|
|
; RV32I-NEXT: lw s0, 24(sp) # 4-byte Folded Reload
|
|
; RV32I-NEXT: lw s1, 20(sp) # 4-byte Folded Reload
|
|
; RV32I-NEXT: lw s2, 16(sp) # 4-byte Folded Reload
|
|
; RV32I-NEXT: lw s3, 12(sp) # 4-byte Folded Reload
|
|
; RV32I-NEXT: lw s4, 8(sp) # 4-byte Folded Reload
|
|
; RV32I-NEXT: addi sp, sp, 32
|
|
; RV32I-NEXT: ret
|
|
;
|
|
; RV64I-LABEL: fnmadd_s_2:
|
|
; RV64I: # %bb.0:
|
|
; RV64I-NEXT: addi sp, sp, -48
|
|
; RV64I-NEXT: sd ra, 40(sp) # 8-byte Folded Spill
|
|
; RV64I-NEXT: sd s0, 32(sp) # 8-byte Folded Spill
|
|
; RV64I-NEXT: sd s1, 24(sp) # 8-byte Folded Spill
|
|
; RV64I-NEXT: sd s2, 16(sp) # 8-byte Folded Spill
|
|
; RV64I-NEXT: sd s3, 8(sp) # 8-byte Folded Spill
|
|
; RV64I-NEXT: sd s4, 0(sp) # 8-byte Folded Spill
|
|
; RV64I-NEXT: mv s1, a2
|
|
; RV64I-NEXT: mv s0, a0
|
|
; RV64I-NEXT: lui a0, 16
|
|
; RV64I-NEXT: addiw s3, a0, -1
|
|
; RV64I-NEXT: and a0, a1, s3
|
|
; RV64I-NEXT: call __extendhfsf2@plt
|
|
; RV64I-NEXT: li a1, 0
|
|
; RV64I-NEXT: call __addsf3@plt
|
|
; RV64I-NEXT: call __truncsfhf2@plt
|
|
; RV64I-NEXT: mv s2, a0
|
|
; RV64I-NEXT: and a0, s1, s3
|
|
; RV64I-NEXT: call __extendhfsf2@plt
|
|
; RV64I-NEXT: li a1, 0
|
|
; RV64I-NEXT: call __addsf3@plt
|
|
; RV64I-NEXT: call __truncsfhf2@plt
|
|
; RV64I-NEXT: mv s1, a0
|
|
; RV64I-NEXT: and a0, s2, s3
|
|
; RV64I-NEXT: call __extendhfsf2@plt
|
|
; RV64I-NEXT: lui s4, 524288
|
|
; RV64I-NEXT: xor a0, a0, s4
|
|
; RV64I-NEXT: call __truncsfhf2@plt
|
|
; RV64I-NEXT: mv s2, a0
|
|
; RV64I-NEXT: and a0, s1, s3
|
|
; RV64I-NEXT: call __extendhfsf2@plt
|
|
; RV64I-NEXT: xor a0, a0, s4
|
|
; RV64I-NEXT: call __truncsfhf2@plt
|
|
; RV64I-NEXT: mv s1, a0
|
|
; RV64I-NEXT: and a0, s0, s3
|
|
; RV64I-NEXT: call __extendhfsf2@plt
|
|
; RV64I-NEXT: mv s0, a0
|
|
; RV64I-NEXT: and a0, s2, s3
|
|
; RV64I-NEXT: call __extendhfsf2@plt
|
|
; RV64I-NEXT: mv s2, a0
|
|
; RV64I-NEXT: and a0, s1, s3
|
|
; RV64I-NEXT: call __extendhfsf2@plt
|
|
; RV64I-NEXT: mv a2, a0
|
|
; RV64I-NEXT: mv a0, s0
|
|
; RV64I-NEXT: mv a1, s2
|
|
; RV64I-NEXT: call fmaf@plt
|
|
; RV64I-NEXT: call __truncsfhf2@plt
|
|
; RV64I-NEXT: ld ra, 40(sp) # 8-byte Folded Reload
|
|
; RV64I-NEXT: ld s0, 32(sp) # 8-byte Folded Reload
|
|
; RV64I-NEXT: ld s1, 24(sp) # 8-byte Folded Reload
|
|
; RV64I-NEXT: ld s2, 16(sp) # 8-byte Folded Reload
|
|
; RV64I-NEXT: ld s3, 8(sp) # 8-byte Folded Reload
|
|
; RV64I-NEXT: ld s4, 0(sp) # 8-byte Folded Reload
|
|
; RV64I-NEXT: addi sp, sp, 48
|
|
; RV64I-NEXT: ret
|
|
%b_ = fadd half 0.0, %b
|
|
%c_ = fadd half 0.0, %c
|
|
%negb = fsub half -0.0, %b_
|
|
%negc = fsub half -0.0, %c_
|
|
%1 = call half @llvm.fma.f16(half %a, half %negb, half %negc)
|
|
ret half %1
|
|
}
|
|
|
|
define half @fnmadd_s_3(half %a, half %b, half %c) nounwind {
|
|
; RV32IZFH-LABEL: fnmadd_s_3:
|
|
; RV32IZFH: # %bb.0:
|
|
; RV32IZFH-NEXT: fmadd.h ft0, fa0, fa1, fa2
|
|
; RV32IZFH-NEXT: fneg.h fa0, ft0
|
|
; RV32IZFH-NEXT: ret
|
|
;
|
|
; RV64IZFH-LABEL: fnmadd_s_3:
|
|
; RV64IZFH: # %bb.0:
|
|
; RV64IZFH-NEXT: fmadd.h ft0, fa0, fa1, fa2
|
|
; RV64IZFH-NEXT: fneg.h fa0, ft0
|
|
; RV64IZFH-NEXT: ret
|
|
;
|
|
; RV32I-LABEL: fnmadd_s_3:
|
|
; RV32I: # %bb.0:
|
|
; RV32I-NEXT: addi sp, sp, -32
|
|
; RV32I-NEXT: sw ra, 28(sp) # 4-byte Folded Spill
|
|
; RV32I-NEXT: sw s0, 24(sp) # 4-byte Folded Spill
|
|
; RV32I-NEXT: sw s1, 20(sp) # 4-byte Folded Spill
|
|
; RV32I-NEXT: sw s2, 16(sp) # 4-byte Folded Spill
|
|
; RV32I-NEXT: sw s3, 12(sp) # 4-byte Folded Spill
|
|
; RV32I-NEXT: mv s0, a2
|
|
; RV32I-NEXT: mv s1, a1
|
|
; RV32I-NEXT: lui a1, 16
|
|
; RV32I-NEXT: addi s3, a1, -1
|
|
; RV32I-NEXT: and a0, a0, s3
|
|
; RV32I-NEXT: call __extendhfsf2@plt
|
|
; RV32I-NEXT: mv s2, a0
|
|
; RV32I-NEXT: and a0, s1, s3
|
|
; RV32I-NEXT: call __extendhfsf2@plt
|
|
; RV32I-NEXT: mv s1, a0
|
|
; RV32I-NEXT: and a0, s0, s3
|
|
; RV32I-NEXT: call __extendhfsf2@plt
|
|
; RV32I-NEXT: mv a2, a0
|
|
; RV32I-NEXT: mv a0, s2
|
|
; RV32I-NEXT: mv a1, s1
|
|
; RV32I-NEXT: call fmaf@plt
|
|
; RV32I-NEXT: call __truncsfhf2@plt
|
|
; RV32I-NEXT: lui a1, 1048568
|
|
; RV32I-NEXT: xor a0, a0, a1
|
|
; RV32I-NEXT: lw ra, 28(sp) # 4-byte Folded Reload
|
|
; RV32I-NEXT: lw s0, 24(sp) # 4-byte Folded Reload
|
|
; RV32I-NEXT: lw s1, 20(sp) # 4-byte Folded Reload
|
|
; RV32I-NEXT: lw s2, 16(sp) # 4-byte Folded Reload
|
|
; RV32I-NEXT: lw s3, 12(sp) # 4-byte Folded Reload
|
|
; RV32I-NEXT: addi sp, sp, 32
|
|
; RV32I-NEXT: ret
|
|
;
|
|
; RV64I-LABEL: fnmadd_s_3:
|
|
; RV64I: # %bb.0:
|
|
; RV64I-NEXT: addi sp, sp, -48
|
|
; RV64I-NEXT: sd ra, 40(sp) # 8-byte Folded Spill
|
|
; RV64I-NEXT: sd s0, 32(sp) # 8-byte Folded Spill
|
|
; RV64I-NEXT: sd s1, 24(sp) # 8-byte Folded Spill
|
|
; RV64I-NEXT: sd s2, 16(sp) # 8-byte Folded Spill
|
|
; RV64I-NEXT: sd s3, 8(sp) # 8-byte Folded Spill
|
|
; RV64I-NEXT: mv s0, a2
|
|
; RV64I-NEXT: mv s1, a1
|
|
; RV64I-NEXT: lui a1, 16
|
|
; RV64I-NEXT: addiw s3, a1, -1
|
|
; RV64I-NEXT: and a0, a0, s3
|
|
; RV64I-NEXT: call __extendhfsf2@plt
|
|
; RV64I-NEXT: mv s2, a0
|
|
; RV64I-NEXT: and a0, s1, s3
|
|
; RV64I-NEXT: call __extendhfsf2@plt
|
|
; RV64I-NEXT: mv s1, a0
|
|
; RV64I-NEXT: and a0, s0, s3
|
|
; RV64I-NEXT: call __extendhfsf2@plt
|
|
; RV64I-NEXT: mv a2, a0
|
|
; RV64I-NEXT: mv a0, s2
|
|
; RV64I-NEXT: mv a1, s1
|
|
; RV64I-NEXT: call fmaf@plt
|
|
; RV64I-NEXT: call __truncsfhf2@plt
|
|
; RV64I-NEXT: lui a1, 1048568
|
|
; RV64I-NEXT: xor a0, a0, a1
|
|
; RV64I-NEXT: ld ra, 40(sp) # 8-byte Folded Reload
|
|
; RV64I-NEXT: ld s0, 32(sp) # 8-byte Folded Reload
|
|
; RV64I-NEXT: ld s1, 24(sp) # 8-byte Folded Reload
|
|
; RV64I-NEXT: ld s2, 16(sp) # 8-byte Folded Reload
|
|
; RV64I-NEXT: ld s3, 8(sp) # 8-byte Folded Reload
|
|
; RV64I-NEXT: addi sp, sp, 48
|
|
; RV64I-NEXT: ret
|
|
%1 = call half @llvm.fma.f16(half %a, half %b, half %c)
|
|
%neg = fneg half %1
|
|
ret half %neg
|
|
}
|
|
|
|
|
|
define half @fnmadd_nsz(half %a, half %b, half %c) nounwind {
|
|
; RV32IZFH-LABEL: fnmadd_nsz:
|
|
; RV32IZFH: # %bb.0:
|
|
; RV32IZFH-NEXT: fnmadd.h fa0, fa0, fa1, fa2
|
|
; RV32IZFH-NEXT: ret
|
|
;
|
|
; RV64IZFH-LABEL: fnmadd_nsz:
|
|
; RV64IZFH: # %bb.0:
|
|
; RV64IZFH-NEXT: fnmadd.h fa0, fa0, fa1, fa2
|
|
; RV64IZFH-NEXT: ret
|
|
;
|
|
; RV32I-LABEL: fnmadd_nsz:
|
|
; RV32I: # %bb.0:
|
|
; RV32I-NEXT: addi sp, sp, -32
|
|
; RV32I-NEXT: sw ra, 28(sp) # 4-byte Folded Spill
|
|
; RV32I-NEXT: sw s0, 24(sp) # 4-byte Folded Spill
|
|
; RV32I-NEXT: sw s1, 20(sp) # 4-byte Folded Spill
|
|
; RV32I-NEXT: sw s2, 16(sp) # 4-byte Folded Spill
|
|
; RV32I-NEXT: sw s3, 12(sp) # 4-byte Folded Spill
|
|
; RV32I-NEXT: mv s0, a2
|
|
; RV32I-NEXT: mv s1, a1
|
|
; RV32I-NEXT: lui a1, 16
|
|
; RV32I-NEXT: addi s3, a1, -1
|
|
; RV32I-NEXT: and a0, a0, s3
|
|
; RV32I-NEXT: call __extendhfsf2@plt
|
|
; RV32I-NEXT: mv s2, a0
|
|
; RV32I-NEXT: and a0, s1, s3
|
|
; RV32I-NEXT: call __extendhfsf2@plt
|
|
; RV32I-NEXT: mv s1, a0
|
|
; RV32I-NEXT: and a0, s0, s3
|
|
; RV32I-NEXT: call __extendhfsf2@plt
|
|
; RV32I-NEXT: mv a2, a0
|
|
; RV32I-NEXT: mv a0, s2
|
|
; RV32I-NEXT: mv a1, s1
|
|
; RV32I-NEXT: call fmaf@plt
|
|
; RV32I-NEXT: call __truncsfhf2@plt
|
|
; RV32I-NEXT: lui a1, 1048568
|
|
; RV32I-NEXT: xor a0, a0, a1
|
|
; RV32I-NEXT: lw ra, 28(sp) # 4-byte Folded Reload
|
|
; RV32I-NEXT: lw s0, 24(sp) # 4-byte Folded Reload
|
|
; RV32I-NEXT: lw s1, 20(sp) # 4-byte Folded Reload
|
|
; RV32I-NEXT: lw s2, 16(sp) # 4-byte Folded Reload
|
|
; RV32I-NEXT: lw s3, 12(sp) # 4-byte Folded Reload
|
|
; RV32I-NEXT: addi sp, sp, 32
|
|
; RV32I-NEXT: ret
|
|
;
|
|
; RV64I-LABEL: fnmadd_nsz:
|
|
; RV64I: # %bb.0:
|
|
; RV64I-NEXT: addi sp, sp, -48
|
|
; RV64I-NEXT: sd ra, 40(sp) # 8-byte Folded Spill
|
|
; RV64I-NEXT: sd s0, 32(sp) # 8-byte Folded Spill
|
|
; RV64I-NEXT: sd s1, 24(sp) # 8-byte Folded Spill
|
|
; RV64I-NEXT: sd s2, 16(sp) # 8-byte Folded Spill
|
|
; RV64I-NEXT: sd s3, 8(sp) # 8-byte Folded Spill
|
|
; RV64I-NEXT: mv s0, a2
|
|
; RV64I-NEXT: mv s1, a1
|
|
; RV64I-NEXT: lui a1, 16
|
|
; RV64I-NEXT: addiw s3, a1, -1
|
|
; RV64I-NEXT: and a0, a0, s3
|
|
; RV64I-NEXT: call __extendhfsf2@plt
|
|
; RV64I-NEXT: mv s2, a0
|
|
; RV64I-NEXT: and a0, s1, s3
|
|
; RV64I-NEXT: call __extendhfsf2@plt
|
|
; RV64I-NEXT: mv s1, a0
|
|
; RV64I-NEXT: and a0, s0, s3
|
|
; RV64I-NEXT: call __extendhfsf2@plt
|
|
; RV64I-NEXT: mv a2, a0
|
|
; RV64I-NEXT: mv a0, s2
|
|
; RV64I-NEXT: mv a1, s1
|
|
; RV64I-NEXT: call fmaf@plt
|
|
; RV64I-NEXT: call __truncsfhf2@plt
|
|
; RV64I-NEXT: lui a1, 1048568
|
|
; RV64I-NEXT: xor a0, a0, a1
|
|
; RV64I-NEXT: ld ra, 40(sp) # 8-byte Folded Reload
|
|
; RV64I-NEXT: ld s0, 32(sp) # 8-byte Folded Reload
|
|
; RV64I-NEXT: ld s1, 24(sp) # 8-byte Folded Reload
|
|
; RV64I-NEXT: ld s2, 16(sp) # 8-byte Folded Reload
|
|
; RV64I-NEXT: ld s3, 8(sp) # 8-byte Folded Reload
|
|
; RV64I-NEXT: addi sp, sp, 48
|
|
; RV64I-NEXT: ret
|
|
%1 = call nsz half @llvm.fma.f16(half %a, half %b, half %c)
|
|
%neg = fneg nsz half %1
|
|
ret half %neg
|
|
}
|
|
|
|
define half @fnmsub_s(half %a, half %b, half %c) nounwind {
|
|
;CHECKIZFH-LABEL: fnmsub_s:
|
|
;CHECKIZFH: # %bb.0:
|
|
;CHECKIZFH-NEXT: fmv.h.x ft0, zero
|
|
;CHECKIZFH-NEXT: fadd.h ft0, fa0, ft0
|
|
;CHECKIZFH-NEXT: fnmsub.h fa0, ft0, fa1, fa2
|
|
;CHECKIZFH-NEXT: ret
|
|
;
|
|
; RV32I-LABEL: fnmsub_s:
|
|
; RV32I: # %bb.0:
|
|
; RV32I-NEXT: addi sp, sp, -32
|
|
; RV32I-NEXT: sw ra, 28(sp) # 4-byte Folded Spill
|
|
; RV32I-NEXT: sw s0, 24(sp) # 4-byte Folded Spill
|
|
; RV32I-NEXT: sw s1, 20(sp) # 4-byte Folded Spill
|
|
; RV32I-NEXT: sw s2, 16(sp) # 4-byte Folded Spill
|
|
; RV32I-NEXT: sw s3, 12(sp) # 4-byte Folded Spill
|
|
; RV32I-NEXT: mv s0, a2
|
|
; RV32I-NEXT: mv s1, a1
|
|
; RV32I-NEXT: lui a1, 16
|
|
; RV32I-NEXT: addi s3, a1, -1
|
|
; RV32I-NEXT: and a0, a0, s3
|
|
; RV32I-NEXT: call __extendhfsf2@plt
|
|
; RV32I-NEXT: li a1, 0
|
|
; RV32I-NEXT: call __addsf3@plt
|
|
; RV32I-NEXT: call __truncsfhf2@plt
|
|
; RV32I-NEXT: and a0, a0, s3
|
|
; RV32I-NEXT: call __extendhfsf2@plt
|
|
; RV32I-NEXT: lui a1, 524288
|
|
; RV32I-NEXT: xor a0, a0, a1
|
|
; RV32I-NEXT: call __truncsfhf2@plt
|
|
; RV32I-NEXT: mv s2, a0
|
|
; RV32I-NEXT: and a0, s1, s3
|
|
; RV32I-NEXT: call __extendhfsf2@plt
|
|
; RV32I-NEXT: mv s1, a0
|
|
; RV32I-NEXT: and a0, s0, s3
|
|
; RV32I-NEXT: call __extendhfsf2@plt
|
|
; RV32I-NEXT: mv s0, a0
|
|
; RV32I-NEXT: and a0, s2, s3
|
|
; RV32I-NEXT: call __extendhfsf2@plt
|
|
; RV32I-NEXT: mv a1, s1
|
|
; RV32I-NEXT: mv a2, s0
|
|
; RV32I-NEXT: call fmaf@plt
|
|
; RV32I-NEXT: call __truncsfhf2@plt
|
|
; RV32I-NEXT: lw ra, 28(sp) # 4-byte Folded Reload
|
|
; RV32I-NEXT: lw s0, 24(sp) # 4-byte Folded Reload
|
|
; RV32I-NEXT: lw s1, 20(sp) # 4-byte Folded Reload
|
|
; RV32I-NEXT: lw s2, 16(sp) # 4-byte Folded Reload
|
|
; RV32I-NEXT: lw s3, 12(sp) # 4-byte Folded Reload
|
|
; RV32I-NEXT: addi sp, sp, 32
|
|
; RV32I-NEXT: ret
|
|
;
|
|
; RV64I-LABEL: fnmsub_s:
|
|
; RV64I: # %bb.0:
|
|
; RV64I-NEXT: addi sp, sp, -48
|
|
; RV64I-NEXT: sd ra, 40(sp) # 8-byte Folded Spill
|
|
; RV64I-NEXT: sd s0, 32(sp) # 8-byte Folded Spill
|
|
; RV64I-NEXT: sd s1, 24(sp) # 8-byte Folded Spill
|
|
; RV64I-NEXT: sd s2, 16(sp) # 8-byte Folded Spill
|
|
; RV64I-NEXT: sd s3, 8(sp) # 8-byte Folded Spill
|
|
; RV64I-NEXT: mv s0, a2
|
|
; RV64I-NEXT: mv s1, a1
|
|
; RV64I-NEXT: lui a1, 16
|
|
; RV64I-NEXT: addiw s3, a1, -1
|
|
; RV64I-NEXT: and a0, a0, s3
|
|
; RV64I-NEXT: call __extendhfsf2@plt
|
|
; RV64I-NEXT: li a1, 0
|
|
; RV64I-NEXT: call __addsf3@plt
|
|
; RV64I-NEXT: call __truncsfhf2@plt
|
|
; RV64I-NEXT: and a0, a0, s3
|
|
; RV64I-NEXT: call __extendhfsf2@plt
|
|
; RV64I-NEXT: lui a1, 524288
|
|
; RV64I-NEXT: xor a0, a0, a1
|
|
; RV64I-NEXT: call __truncsfhf2@plt
|
|
; RV64I-NEXT: mv s2, a0
|
|
; RV64I-NEXT: and a0, s1, s3
|
|
; RV64I-NEXT: call __extendhfsf2@plt
|
|
; RV64I-NEXT: mv s1, a0
|
|
; RV64I-NEXT: and a0, s0, s3
|
|
; RV64I-NEXT: call __extendhfsf2@plt
|
|
; RV64I-NEXT: mv s0, a0
|
|
; RV64I-NEXT: and a0, s2, s3
|
|
; RV64I-NEXT: call __extendhfsf2@plt
|
|
; RV64I-NEXT: mv a1, s1
|
|
; RV64I-NEXT: mv a2, s0
|
|
; RV64I-NEXT: call fmaf@plt
|
|
; RV64I-NEXT: call __truncsfhf2@plt
|
|
; RV64I-NEXT: ld ra, 40(sp) # 8-byte Folded Reload
|
|
; RV64I-NEXT: ld s0, 32(sp) # 8-byte Folded Reload
|
|
; RV64I-NEXT: ld s1, 24(sp) # 8-byte Folded Reload
|
|
; RV64I-NEXT: ld s2, 16(sp) # 8-byte Folded Reload
|
|
; RV64I-NEXT: ld s3, 8(sp) # 8-byte Folded Reload
|
|
; RV64I-NEXT: addi sp, sp, 48
|
|
; RV64I-NEXT: ret
|
|
%a_ = fadd half 0.0, %a
|
|
%nega = fsub half -0.0, %a_
|
|
%1 = call half @llvm.fma.f16(half %nega, half %b, half %c)
|
|
ret half %1
|
|
}
|
|
|
|
define half @fnmsub_s_2(half %a, half %b, half %c) nounwind {
|
|
;CHECKIZFH-LABEL: fnmsub_s_2:
|
|
;CHECKIZFH: # %bb.0:
|
|
;CHECKIZFH-NEXT: fmv.h.x ft0, zero
|
|
;CHECKIZFH-NEXT: fadd.h ft0, fa1, ft0
|
|
;CHECKIZFH-NEXT: fnmsub.h fa0, ft0, fa0, fa2
|
|
;CHECKIZFH-NEXT: ret
|
|
;
|
|
; RV32I-LABEL: fnmsub_s_2:
|
|
; RV32I: # %bb.0:
|
|
; RV32I-NEXT: addi sp, sp, -32
|
|
; RV32I-NEXT: sw ra, 28(sp) # 4-byte Folded Spill
|
|
; RV32I-NEXT: sw s0, 24(sp) # 4-byte Folded Spill
|
|
; RV32I-NEXT: sw s1, 20(sp) # 4-byte Folded Spill
|
|
; RV32I-NEXT: sw s2, 16(sp) # 4-byte Folded Spill
|
|
; RV32I-NEXT: sw s3, 12(sp) # 4-byte Folded Spill
|
|
; RV32I-NEXT: mv s0, a2
|
|
; RV32I-NEXT: mv s1, a0
|
|
; RV32I-NEXT: lui a0, 16
|
|
; RV32I-NEXT: addi s3, a0, -1
|
|
; RV32I-NEXT: and a0, a1, s3
|
|
; RV32I-NEXT: call __extendhfsf2@plt
|
|
; RV32I-NEXT: li a1, 0
|
|
; RV32I-NEXT: call __addsf3@plt
|
|
; RV32I-NEXT: call __truncsfhf2@plt
|
|
; RV32I-NEXT: and a0, a0, s3
|
|
; RV32I-NEXT: call __extendhfsf2@plt
|
|
; RV32I-NEXT: lui a1, 524288
|
|
; RV32I-NEXT: xor a0, a0, a1
|
|
; RV32I-NEXT: call __truncsfhf2@plt
|
|
; RV32I-NEXT: mv s2, a0
|
|
; RV32I-NEXT: and a0, s1, s3
|
|
; RV32I-NEXT: call __extendhfsf2@plt
|
|
; RV32I-NEXT: mv s1, a0
|
|
; RV32I-NEXT: and a0, s0, s3
|
|
; RV32I-NEXT: call __extendhfsf2@plt
|
|
; RV32I-NEXT: mv s0, a0
|
|
; RV32I-NEXT: and a0, s2, s3
|
|
; RV32I-NEXT: call __extendhfsf2@plt
|
|
; RV32I-NEXT: mv a1, a0
|
|
; RV32I-NEXT: mv a0, s1
|
|
; RV32I-NEXT: mv a2, s0
|
|
; RV32I-NEXT: call fmaf@plt
|
|
; RV32I-NEXT: call __truncsfhf2@plt
|
|
; RV32I-NEXT: lw ra, 28(sp) # 4-byte Folded Reload
|
|
; RV32I-NEXT: lw s0, 24(sp) # 4-byte Folded Reload
|
|
; RV32I-NEXT: lw s1, 20(sp) # 4-byte Folded Reload
|
|
; RV32I-NEXT: lw s2, 16(sp) # 4-byte Folded Reload
|
|
; RV32I-NEXT: lw s3, 12(sp) # 4-byte Folded Reload
|
|
; RV32I-NEXT: addi sp, sp, 32
|
|
; RV32I-NEXT: ret
|
|
;
|
|
; RV64I-LABEL: fnmsub_s_2:
|
|
; RV64I: # %bb.0:
|
|
; RV64I-NEXT: addi sp, sp, -48
|
|
; RV64I-NEXT: sd ra, 40(sp) # 8-byte Folded Spill
|
|
; RV64I-NEXT: sd s0, 32(sp) # 8-byte Folded Spill
|
|
; RV64I-NEXT: sd s1, 24(sp) # 8-byte Folded Spill
|
|
; RV64I-NEXT: sd s2, 16(sp) # 8-byte Folded Spill
|
|
; RV64I-NEXT: sd s3, 8(sp) # 8-byte Folded Spill
|
|
; RV64I-NEXT: mv s0, a2
|
|
; RV64I-NEXT: mv s1, a0
|
|
; RV64I-NEXT: lui a0, 16
|
|
; RV64I-NEXT: addiw s3, a0, -1
|
|
; RV64I-NEXT: and a0, a1, s3
|
|
; RV64I-NEXT: call __extendhfsf2@plt
|
|
; RV64I-NEXT: li a1, 0
|
|
; RV64I-NEXT: call __addsf3@plt
|
|
; RV64I-NEXT: call __truncsfhf2@plt
|
|
; RV64I-NEXT: and a0, a0, s3
|
|
; RV64I-NEXT: call __extendhfsf2@plt
|
|
; RV64I-NEXT: lui a1, 524288
|
|
; RV64I-NEXT: xor a0, a0, a1
|
|
; RV64I-NEXT: call __truncsfhf2@plt
|
|
; RV64I-NEXT: mv s2, a0
|
|
; RV64I-NEXT: and a0, s1, s3
|
|
; RV64I-NEXT: call __extendhfsf2@plt
|
|
; RV64I-NEXT: mv s1, a0
|
|
; RV64I-NEXT: and a0, s0, s3
|
|
; RV64I-NEXT: call __extendhfsf2@plt
|
|
; RV64I-NEXT: mv s0, a0
|
|
; RV64I-NEXT: and a0, s2, s3
|
|
; RV64I-NEXT: call __extendhfsf2@plt
|
|
; RV64I-NEXT: mv a1, a0
|
|
; RV64I-NEXT: mv a0, s1
|
|
; RV64I-NEXT: mv a2, s0
|
|
; RV64I-NEXT: call fmaf@plt
|
|
; RV64I-NEXT: call __truncsfhf2@plt
|
|
; RV64I-NEXT: ld ra, 40(sp) # 8-byte Folded Reload
|
|
; RV64I-NEXT: ld s0, 32(sp) # 8-byte Folded Reload
|
|
; RV64I-NEXT: ld s1, 24(sp) # 8-byte Folded Reload
|
|
; RV64I-NEXT: ld s2, 16(sp) # 8-byte Folded Reload
|
|
; RV64I-NEXT: ld s3, 8(sp) # 8-byte Folded Reload
|
|
; RV64I-NEXT: addi sp, sp, 48
|
|
; RV64I-NEXT: ret
|
|
%b_ = fadd half 0.0, %b
|
|
%negb = fsub half -0.0, %b_
|
|
%1 = call half @llvm.fma.f16(half %a, half %negb, half %c)
|
|
ret half %1
|
|
}
|
|
|
|
define half @fmadd_s_contract(half %a, half %b, half %c) nounwind {
|
|
;CHECKIZFH-LABEL: fmadd_s_contract:
|
|
;CHECKIZFH: # %bb.0:
|
|
;CHECKIZFH-NEXT: fmadd.h fa0, fa0, fa1, fa2
|
|
;CHECKIZFH-NEXT: ret
|
|
;
|
|
; RV32I-LABEL: fmadd_s_contract:
|
|
; RV32I: # %bb.0:
|
|
; RV32I-NEXT: addi sp, sp, -32
|
|
; RV32I-NEXT: sw ra, 28(sp) # 4-byte Folded Spill
|
|
; RV32I-NEXT: sw s0, 24(sp) # 4-byte Folded Spill
|
|
; RV32I-NEXT: sw s1, 20(sp) # 4-byte Folded Spill
|
|
; RV32I-NEXT: sw s2, 16(sp) # 4-byte Folded Spill
|
|
; RV32I-NEXT: sw s3, 12(sp) # 4-byte Folded Spill
|
|
; RV32I-NEXT: mv s0, a2
|
|
; RV32I-NEXT: mv s1, a1
|
|
; RV32I-NEXT: lui a1, 16
|
|
; RV32I-NEXT: addi s3, a1, -1
|
|
; RV32I-NEXT: and a0, a0, s3
|
|
; RV32I-NEXT: call __extendhfsf2@plt
|
|
; RV32I-NEXT: mv s2, a0
|
|
; RV32I-NEXT: and a0, s1, s3
|
|
; RV32I-NEXT: call __extendhfsf2@plt
|
|
; RV32I-NEXT: mv a1, a0
|
|
; RV32I-NEXT: mv a0, s2
|
|
; RV32I-NEXT: call __mulsf3@plt
|
|
; RV32I-NEXT: call __truncsfhf2@plt
|
|
; RV32I-NEXT: mv s1, a0
|
|
; RV32I-NEXT: and a0, s0, s3
|
|
; RV32I-NEXT: call __extendhfsf2@plt
|
|
; RV32I-NEXT: mv s0, a0
|
|
; RV32I-NEXT: and a0, s1, s3
|
|
; RV32I-NEXT: call __extendhfsf2@plt
|
|
; RV32I-NEXT: mv a1, s0
|
|
; RV32I-NEXT: call __addsf3@plt
|
|
; RV32I-NEXT: call __truncsfhf2@plt
|
|
; RV32I-NEXT: lw ra, 28(sp) # 4-byte Folded Reload
|
|
; RV32I-NEXT: lw s0, 24(sp) # 4-byte Folded Reload
|
|
; RV32I-NEXT: lw s1, 20(sp) # 4-byte Folded Reload
|
|
; RV32I-NEXT: lw s2, 16(sp) # 4-byte Folded Reload
|
|
; RV32I-NEXT: lw s3, 12(sp) # 4-byte Folded Reload
|
|
; RV32I-NEXT: addi sp, sp, 32
|
|
; RV32I-NEXT: ret
|
|
;
|
|
; RV64I-LABEL: fmadd_s_contract:
|
|
; RV64I: # %bb.0:
|
|
; RV64I-NEXT: addi sp, sp, -48
|
|
; RV64I-NEXT: sd ra, 40(sp) # 8-byte Folded Spill
|
|
; RV64I-NEXT: sd s0, 32(sp) # 8-byte Folded Spill
|
|
; RV64I-NEXT: sd s1, 24(sp) # 8-byte Folded Spill
|
|
; RV64I-NEXT: sd s2, 16(sp) # 8-byte Folded Spill
|
|
; RV64I-NEXT: sd s3, 8(sp) # 8-byte Folded Spill
|
|
; RV64I-NEXT: mv s0, a2
|
|
; RV64I-NEXT: mv s1, a1
|
|
; RV64I-NEXT: lui a1, 16
|
|
; RV64I-NEXT: addiw s3, a1, -1
|
|
; RV64I-NEXT: and a0, a0, s3
|
|
; RV64I-NEXT: call __extendhfsf2@plt
|
|
; RV64I-NEXT: mv s2, a0
|
|
; RV64I-NEXT: and a0, s1, s3
|
|
; RV64I-NEXT: call __extendhfsf2@plt
|
|
; RV64I-NEXT: mv a1, a0
|
|
; RV64I-NEXT: mv a0, s2
|
|
; RV64I-NEXT: call __mulsf3@plt
|
|
; RV64I-NEXT: call __truncsfhf2@plt
|
|
; RV64I-NEXT: mv s1, a0
|
|
; RV64I-NEXT: and a0, s0, s3
|
|
; RV64I-NEXT: call __extendhfsf2@plt
|
|
; RV64I-NEXT: mv s0, a0
|
|
; RV64I-NEXT: and a0, s1, s3
|
|
; RV64I-NEXT: call __extendhfsf2@plt
|
|
; RV64I-NEXT: mv a1, s0
|
|
; RV64I-NEXT: call __addsf3@plt
|
|
; RV64I-NEXT: call __truncsfhf2@plt
|
|
; RV64I-NEXT: ld ra, 40(sp) # 8-byte Folded Reload
|
|
; RV64I-NEXT: ld s0, 32(sp) # 8-byte Folded Reload
|
|
; RV64I-NEXT: ld s1, 24(sp) # 8-byte Folded Reload
|
|
; RV64I-NEXT: ld s2, 16(sp) # 8-byte Folded Reload
|
|
; RV64I-NEXT: ld s3, 8(sp) # 8-byte Folded Reload
|
|
; RV64I-NEXT: addi sp, sp, 48
|
|
; RV64I-NEXT: ret
|
|
%1 = fmul contract half %a, %b
|
|
%2 = fadd contract half %1, %c
|
|
ret half %2
|
|
}
|
|
|
|
define half @fmsub_s_contract(half %a, half %b, half %c) nounwind {
|
|
;CHECKIZFH-LABEL: fmsub_s_contract:
|
|
;CHECKIZFH: # %bb.0:
|
|
;CHECKIZFH-NEXT: fmv.h.x ft0, zero
|
|
;CHECKIZFH-NEXT: fadd.h ft0, fa2, ft0
|
|
;CHECKIZFH-NEXT: fmsub.h fa0, fa0, fa1, ft0
|
|
;CHECKIZFH-NEXT: ret
|
|
;
|
|
; RV32I-LABEL: fmsub_s_contract:
|
|
; RV32I: # %bb.0:
|
|
; RV32I-NEXT: addi sp, sp, -32
|
|
; RV32I-NEXT: sw ra, 28(sp) # 4-byte Folded Spill
|
|
; RV32I-NEXT: sw s0, 24(sp) # 4-byte Folded Spill
|
|
; RV32I-NEXT: sw s1, 20(sp) # 4-byte Folded Spill
|
|
; RV32I-NEXT: sw s2, 16(sp) # 4-byte Folded Spill
|
|
; RV32I-NEXT: sw s3, 12(sp) # 4-byte Folded Spill
|
|
; RV32I-NEXT: mv s0, a1
|
|
; RV32I-NEXT: mv s1, a0
|
|
; RV32I-NEXT: lui a0, 16
|
|
; RV32I-NEXT: addi s3, a0, -1
|
|
; RV32I-NEXT: and a0, a2, s3
|
|
; RV32I-NEXT: call __extendhfsf2@plt
|
|
; RV32I-NEXT: li a1, 0
|
|
; RV32I-NEXT: call __addsf3@plt
|
|
; RV32I-NEXT: call __truncsfhf2@plt
|
|
; RV32I-NEXT: mv s2, a0
|
|
; RV32I-NEXT: and a0, s1, s3
|
|
; RV32I-NEXT: call __extendhfsf2@plt
|
|
; RV32I-NEXT: mv s1, a0
|
|
; RV32I-NEXT: and a0, s0, s3
|
|
; RV32I-NEXT: call __extendhfsf2@plt
|
|
; RV32I-NEXT: mv a1, a0
|
|
; RV32I-NEXT: mv a0, s1
|
|
; RV32I-NEXT: call __mulsf3@plt
|
|
; RV32I-NEXT: call __truncsfhf2@plt
|
|
; RV32I-NEXT: and a0, a0, s3
|
|
; RV32I-NEXT: call __extendhfsf2@plt
|
|
; RV32I-NEXT: mv s0, a0
|
|
; RV32I-NEXT: and a0, s2, s3
|
|
; RV32I-NEXT: call __extendhfsf2@plt
|
|
; RV32I-NEXT: mv a1, a0
|
|
; RV32I-NEXT: mv a0, s0
|
|
; RV32I-NEXT: call __subsf3@plt
|
|
; RV32I-NEXT: call __truncsfhf2@plt
|
|
; RV32I-NEXT: lw ra, 28(sp) # 4-byte Folded Reload
|
|
; RV32I-NEXT: lw s0, 24(sp) # 4-byte Folded Reload
|
|
; RV32I-NEXT: lw s1, 20(sp) # 4-byte Folded Reload
|
|
; RV32I-NEXT: lw s2, 16(sp) # 4-byte Folded Reload
|
|
; RV32I-NEXT: lw s3, 12(sp) # 4-byte Folded Reload
|
|
; RV32I-NEXT: addi sp, sp, 32
|
|
; RV32I-NEXT: ret
|
|
;
|
|
; RV64I-LABEL: fmsub_s_contract:
|
|
; RV64I: # %bb.0:
|
|
; RV64I-NEXT: addi sp, sp, -48
|
|
; RV64I-NEXT: sd ra, 40(sp) # 8-byte Folded Spill
|
|
; RV64I-NEXT: sd s0, 32(sp) # 8-byte Folded Spill
|
|
; RV64I-NEXT: sd s1, 24(sp) # 8-byte Folded Spill
|
|
; RV64I-NEXT: sd s2, 16(sp) # 8-byte Folded Spill
|
|
; RV64I-NEXT: sd s3, 8(sp) # 8-byte Folded Spill
|
|
; RV64I-NEXT: mv s0, a1
|
|
; RV64I-NEXT: mv s1, a0
|
|
; RV64I-NEXT: lui a0, 16
|
|
; RV64I-NEXT: addiw s3, a0, -1
|
|
; RV64I-NEXT: and a0, a2, s3
|
|
; RV64I-NEXT: call __extendhfsf2@plt
|
|
; RV64I-NEXT: li a1, 0
|
|
; RV64I-NEXT: call __addsf3@plt
|
|
; RV64I-NEXT: call __truncsfhf2@plt
|
|
; RV64I-NEXT: mv s2, a0
|
|
; RV64I-NEXT: and a0, s1, s3
|
|
; RV64I-NEXT: call __extendhfsf2@plt
|
|
; RV64I-NEXT: mv s1, a0
|
|
; RV64I-NEXT: and a0, s0, s3
|
|
; RV64I-NEXT: call __extendhfsf2@plt
|
|
; RV64I-NEXT: mv a1, a0
|
|
; RV64I-NEXT: mv a0, s1
|
|
; RV64I-NEXT: call __mulsf3@plt
|
|
; RV64I-NEXT: call __truncsfhf2@plt
|
|
; RV64I-NEXT: and a0, a0, s3
|
|
; RV64I-NEXT: call __extendhfsf2@plt
|
|
; RV64I-NEXT: mv s0, a0
|
|
; RV64I-NEXT: and a0, s2, s3
|
|
; RV64I-NEXT: call __extendhfsf2@plt
|
|
; RV64I-NEXT: mv a1, a0
|
|
; RV64I-NEXT: mv a0, s0
|
|
; RV64I-NEXT: call __subsf3@plt
|
|
; RV64I-NEXT: call __truncsfhf2@plt
|
|
; RV64I-NEXT: ld ra, 40(sp) # 8-byte Folded Reload
|
|
; RV64I-NEXT: ld s0, 32(sp) # 8-byte Folded Reload
|
|
; RV64I-NEXT: ld s1, 24(sp) # 8-byte Folded Reload
|
|
; RV64I-NEXT: ld s2, 16(sp) # 8-byte Folded Reload
|
|
; RV64I-NEXT: ld s3, 8(sp) # 8-byte Folded Reload
|
|
; RV64I-NEXT: addi sp, sp, 48
|
|
; RV64I-NEXT: ret
|
|
%c_ = fadd half 0.0, %c ; avoid negation using xor
|
|
%1 = fmul contract half %a, %b
|
|
%2 = fsub contract half %1, %c_
|
|
ret half %2
|
|
}
|
|
|
|
define half @fnmadd_s_contract(half %a, half %b, half %c) nounwind {
|
|
;CHECKIZFH-LABEL: fnmadd_s_contract:
|
|
;CHECKIZFH: # %bb.0:
|
|
;CHECKIZFH-NEXT: fmv.h.x ft0, zero
|
|
;CHECKIZFH-NEXT: fadd.h ft1, fa0, ft0
|
|
;CHECKIZFH-NEXT: fadd.h ft2, fa1, ft0
|
|
;CHECKIZFH-NEXT: fadd.h ft0, fa2, ft0
|
|
;CHECKIZFH-NEXT: fnmadd.h fa0, ft1, ft2, ft0
|
|
;CHECKIZFH-NEXT: ret
|
|
;
|
|
; RV32I-LABEL: fnmadd_s_contract:
|
|
; RV32I: # %bb.0:
|
|
; RV32I-NEXT: addi sp, sp, -32
|
|
; RV32I-NEXT: sw ra, 28(sp) # 4-byte Folded Spill
|
|
; RV32I-NEXT: sw s0, 24(sp) # 4-byte Folded Spill
|
|
; RV32I-NEXT: sw s1, 20(sp) # 4-byte Folded Spill
|
|
; RV32I-NEXT: sw s2, 16(sp) # 4-byte Folded Spill
|
|
; RV32I-NEXT: sw s3, 12(sp) # 4-byte Folded Spill
|
|
; RV32I-NEXT: mv s0, a2
|
|
; RV32I-NEXT: mv s1, a1
|
|
; RV32I-NEXT: lui a1, 16
|
|
; RV32I-NEXT: addi s3, a1, -1
|
|
; RV32I-NEXT: and a0, a0, s3
|
|
; RV32I-NEXT: call __extendhfsf2@plt
|
|
; RV32I-NEXT: li a1, 0
|
|
; RV32I-NEXT: call __addsf3@plt
|
|
; RV32I-NEXT: call __truncsfhf2@plt
|
|
; RV32I-NEXT: mv s2, a0
|
|
; RV32I-NEXT: and a0, s1, s3
|
|
; RV32I-NEXT: call __extendhfsf2@plt
|
|
; RV32I-NEXT: li a1, 0
|
|
; RV32I-NEXT: call __addsf3@plt
|
|
; RV32I-NEXT: call __truncsfhf2@plt
|
|
; RV32I-NEXT: mv s1, a0
|
|
; RV32I-NEXT: and a0, s0, s3
|
|
; RV32I-NEXT: call __extendhfsf2@plt
|
|
; RV32I-NEXT: li a1, 0
|
|
; RV32I-NEXT: call __addsf3@plt
|
|
; RV32I-NEXT: call __truncsfhf2@plt
|
|
; RV32I-NEXT: mv s0, a0
|
|
; RV32I-NEXT: and a0, s2, s3
|
|
; RV32I-NEXT: call __extendhfsf2@plt
|
|
; RV32I-NEXT: mv s2, a0
|
|
; RV32I-NEXT: and a0, s1, s3
|
|
; RV32I-NEXT: call __extendhfsf2@plt
|
|
; RV32I-NEXT: mv a1, a0
|
|
; RV32I-NEXT: mv a0, s2
|
|
; RV32I-NEXT: call __mulsf3@plt
|
|
; RV32I-NEXT: call __truncsfhf2@plt
|
|
; RV32I-NEXT: and a0, a0, s3
|
|
; RV32I-NEXT: call __extendhfsf2@plt
|
|
; RV32I-NEXT: lui a1, 524288
|
|
; RV32I-NEXT: xor a0, a0, a1
|
|
; RV32I-NEXT: call __truncsfhf2@plt
|
|
; RV32I-NEXT: mv s1, a0
|
|
; RV32I-NEXT: and a0, s0, s3
|
|
; RV32I-NEXT: call __extendhfsf2@plt
|
|
; RV32I-NEXT: mv s0, a0
|
|
; RV32I-NEXT: and a0, s1, s3
|
|
; RV32I-NEXT: call __extendhfsf2@plt
|
|
; RV32I-NEXT: mv a1, s0
|
|
; RV32I-NEXT: call __subsf3@plt
|
|
; RV32I-NEXT: call __truncsfhf2@plt
|
|
; RV32I-NEXT: lw ra, 28(sp) # 4-byte Folded Reload
|
|
; RV32I-NEXT: lw s0, 24(sp) # 4-byte Folded Reload
|
|
; RV32I-NEXT: lw s1, 20(sp) # 4-byte Folded Reload
|
|
; RV32I-NEXT: lw s2, 16(sp) # 4-byte Folded Reload
|
|
; RV32I-NEXT: lw s3, 12(sp) # 4-byte Folded Reload
|
|
; RV32I-NEXT: addi sp, sp, 32
|
|
; RV32I-NEXT: ret
|
|
;
|
|
; RV64I-LABEL: fnmadd_s_contract:
|
|
; RV64I: # %bb.0:
|
|
; RV64I-NEXT: addi sp, sp, -48
|
|
; RV64I-NEXT: sd ra, 40(sp) # 8-byte Folded Spill
|
|
; RV64I-NEXT: sd s0, 32(sp) # 8-byte Folded Spill
|
|
; RV64I-NEXT: sd s1, 24(sp) # 8-byte Folded Spill
|
|
; RV64I-NEXT: sd s2, 16(sp) # 8-byte Folded Spill
|
|
; RV64I-NEXT: sd s3, 8(sp) # 8-byte Folded Spill
|
|
; RV64I-NEXT: mv s0, a2
|
|
; RV64I-NEXT: mv s1, a1
|
|
; RV64I-NEXT: lui a1, 16
|
|
; RV64I-NEXT: addiw s3, a1, -1
|
|
; RV64I-NEXT: and a0, a0, s3
|
|
; RV64I-NEXT: call __extendhfsf2@plt
|
|
; RV64I-NEXT: li a1, 0
|
|
; RV64I-NEXT: call __addsf3@plt
|
|
; RV64I-NEXT: call __truncsfhf2@plt
|
|
; RV64I-NEXT: mv s2, a0
|
|
; RV64I-NEXT: and a0, s1, s3
|
|
; RV64I-NEXT: call __extendhfsf2@plt
|
|
; RV64I-NEXT: li a1, 0
|
|
; RV64I-NEXT: call __addsf3@plt
|
|
; RV64I-NEXT: call __truncsfhf2@plt
|
|
; RV64I-NEXT: mv s1, a0
|
|
; RV64I-NEXT: and a0, s0, s3
|
|
; RV64I-NEXT: call __extendhfsf2@plt
|
|
; RV64I-NEXT: li a1, 0
|
|
; RV64I-NEXT: call __addsf3@plt
|
|
; RV64I-NEXT: call __truncsfhf2@plt
|
|
; RV64I-NEXT: mv s0, a0
|
|
; RV64I-NEXT: and a0, s2, s3
|
|
; RV64I-NEXT: call __extendhfsf2@plt
|
|
; RV64I-NEXT: mv s2, a0
|
|
; RV64I-NEXT: and a0, s1, s3
|
|
; RV64I-NEXT: call __extendhfsf2@plt
|
|
; RV64I-NEXT: mv a1, a0
|
|
; RV64I-NEXT: mv a0, s2
|
|
; RV64I-NEXT: call __mulsf3@plt
|
|
; RV64I-NEXT: call __truncsfhf2@plt
|
|
; RV64I-NEXT: and a0, a0, s3
|
|
; RV64I-NEXT: call __extendhfsf2@plt
|
|
; RV64I-NEXT: lui a1, 524288
|
|
; RV64I-NEXT: xor a0, a0, a1
|
|
; RV64I-NEXT: call __truncsfhf2@plt
|
|
; RV64I-NEXT: mv s1, a0
|
|
; RV64I-NEXT: and a0, s0, s3
|
|
; RV64I-NEXT: call __extendhfsf2@plt
|
|
; RV64I-NEXT: mv s0, a0
|
|
; RV64I-NEXT: and a0, s1, s3
|
|
; RV64I-NEXT: call __extendhfsf2@plt
|
|
; RV64I-NEXT: mv a1, s0
|
|
; RV64I-NEXT: call __subsf3@plt
|
|
; RV64I-NEXT: call __truncsfhf2@plt
|
|
; RV64I-NEXT: ld ra, 40(sp) # 8-byte Folded Reload
|
|
; RV64I-NEXT: ld s0, 32(sp) # 8-byte Folded Reload
|
|
; RV64I-NEXT: ld s1, 24(sp) # 8-byte Folded Reload
|
|
; RV64I-NEXT: ld s2, 16(sp) # 8-byte Folded Reload
|
|
; RV64I-NEXT: ld s3, 8(sp) # 8-byte Folded Reload
|
|
; RV64I-NEXT: addi sp, sp, 48
|
|
; RV64I-NEXT: ret
|
|
%a_ = fadd half 0.0, %a ; avoid negation using xor
|
|
%b_ = fadd half 0.0, %b ; avoid negation using xor
|
|
%c_ = fadd half 0.0, %c ; avoid negation using xor
|
|
%1 = fmul contract half %a_, %b_
|
|
%2 = fneg half %1
|
|
%3 = fsub contract half %2, %c_
|
|
ret half %3
|
|
}
|
|
|
|
define half @fnmsub_s_contract(half %a, half %b, half %c) nounwind {
|
|
;CHECKIZFH-LABEL: fnmsub_s_contract:
|
|
;CHECKIZFH: # %bb.0:
|
|
;CHECKIZFH-NEXT: fmv.h.x ft0, zero
|
|
;CHECKIZFH-NEXT: fadd.h ft1, fa0, ft0
|
|
;CHECKIZFH-NEXT: fadd.h ft0, fa1, ft0
|
|
;CHECKIZFH-NEXT: fnmsub.h fa0, ft1, ft0, fa2
|
|
;CHECKIZFH-NEXT: ret
|
|
;
|
|
; RV32I-LABEL: fnmsub_s_contract:
|
|
; RV32I: # %bb.0:
|
|
; RV32I-NEXT: addi sp, sp, -32
|
|
; RV32I-NEXT: sw ra, 28(sp) # 4-byte Folded Spill
|
|
; RV32I-NEXT: sw s0, 24(sp) # 4-byte Folded Spill
|
|
; RV32I-NEXT: sw s1, 20(sp) # 4-byte Folded Spill
|
|
; RV32I-NEXT: sw s2, 16(sp) # 4-byte Folded Spill
|
|
; RV32I-NEXT: sw s3, 12(sp) # 4-byte Folded Spill
|
|
; RV32I-NEXT: mv s0, a2
|
|
; RV32I-NEXT: mv s1, a1
|
|
; RV32I-NEXT: lui a1, 16
|
|
; RV32I-NEXT: addi s3, a1, -1
|
|
; RV32I-NEXT: and a0, a0, s3
|
|
; RV32I-NEXT: call __extendhfsf2@plt
|
|
; RV32I-NEXT: li a1, 0
|
|
; RV32I-NEXT: call __addsf3@plt
|
|
; RV32I-NEXT: call __truncsfhf2@plt
|
|
; RV32I-NEXT: mv s2, a0
|
|
; RV32I-NEXT: and a0, s1, s3
|
|
; RV32I-NEXT: call __extendhfsf2@plt
|
|
; RV32I-NEXT: li a1, 0
|
|
; RV32I-NEXT: call __addsf3@plt
|
|
; RV32I-NEXT: call __truncsfhf2@plt
|
|
; RV32I-NEXT: mv s1, a0
|
|
; RV32I-NEXT: and a0, s2, s3
|
|
; RV32I-NEXT: call __extendhfsf2@plt
|
|
; RV32I-NEXT: mv s2, a0
|
|
; RV32I-NEXT: and a0, s1, s3
|
|
; RV32I-NEXT: call __extendhfsf2@plt
|
|
; RV32I-NEXT: mv a1, a0
|
|
; RV32I-NEXT: mv a0, s2
|
|
; RV32I-NEXT: call __mulsf3@plt
|
|
; RV32I-NEXT: call __truncsfhf2@plt
|
|
; RV32I-NEXT: mv s1, a0
|
|
; RV32I-NEXT: and a0, s0, s3
|
|
; RV32I-NEXT: call __extendhfsf2@plt
|
|
; RV32I-NEXT: mv s0, a0
|
|
; RV32I-NEXT: and a0, s1, s3
|
|
; RV32I-NEXT: call __extendhfsf2@plt
|
|
; RV32I-NEXT: mv a1, a0
|
|
; RV32I-NEXT: mv a0, s0
|
|
; RV32I-NEXT: call __subsf3@plt
|
|
; RV32I-NEXT: call __truncsfhf2@plt
|
|
; RV32I-NEXT: lw ra, 28(sp) # 4-byte Folded Reload
|
|
; RV32I-NEXT: lw s0, 24(sp) # 4-byte Folded Reload
|
|
; RV32I-NEXT: lw s1, 20(sp) # 4-byte Folded Reload
|
|
; RV32I-NEXT: lw s2, 16(sp) # 4-byte Folded Reload
|
|
; RV32I-NEXT: lw s3, 12(sp) # 4-byte Folded Reload
|
|
; RV32I-NEXT: addi sp, sp, 32
|
|
; RV32I-NEXT: ret
|
|
;
|
|
; RV64I-LABEL: fnmsub_s_contract:
|
|
; RV64I: # %bb.0:
|
|
; RV64I-NEXT: addi sp, sp, -48
|
|
; RV64I-NEXT: sd ra, 40(sp) # 8-byte Folded Spill
|
|
; RV64I-NEXT: sd s0, 32(sp) # 8-byte Folded Spill
|
|
; RV64I-NEXT: sd s1, 24(sp) # 8-byte Folded Spill
|
|
; RV64I-NEXT: sd s2, 16(sp) # 8-byte Folded Spill
|
|
; RV64I-NEXT: sd s3, 8(sp) # 8-byte Folded Spill
|
|
; RV64I-NEXT: mv s0, a2
|
|
; RV64I-NEXT: mv s1, a1
|
|
; RV64I-NEXT: lui a1, 16
|
|
; RV64I-NEXT: addiw s3, a1, -1
|
|
; RV64I-NEXT: and a0, a0, s3
|
|
; RV64I-NEXT: call __extendhfsf2@plt
|
|
; RV64I-NEXT: li a1, 0
|
|
; RV64I-NEXT: call __addsf3@plt
|
|
; RV64I-NEXT: call __truncsfhf2@plt
|
|
; RV64I-NEXT: mv s2, a0
|
|
; RV64I-NEXT: and a0, s1, s3
|
|
; RV64I-NEXT: call __extendhfsf2@plt
|
|
; RV64I-NEXT: li a1, 0
|
|
; RV64I-NEXT: call __addsf3@plt
|
|
; RV64I-NEXT: call __truncsfhf2@plt
|
|
; RV64I-NEXT: mv s1, a0
|
|
; RV64I-NEXT: and a0, s2, s3
|
|
; RV64I-NEXT: call __extendhfsf2@plt
|
|
; RV64I-NEXT: mv s2, a0
|
|
; RV64I-NEXT: and a0, s1, s3
|
|
; RV64I-NEXT: call __extendhfsf2@plt
|
|
; RV64I-NEXT: mv a1, a0
|
|
; RV64I-NEXT: mv a0, s2
|
|
; RV64I-NEXT: call __mulsf3@plt
|
|
; RV64I-NEXT: call __truncsfhf2@plt
|
|
; RV64I-NEXT: mv s1, a0
|
|
; RV64I-NEXT: and a0, s0, s3
|
|
; RV64I-NEXT: call __extendhfsf2@plt
|
|
; RV64I-NEXT: mv s0, a0
|
|
; RV64I-NEXT: and a0, s1, s3
|
|
; RV64I-NEXT: call __extendhfsf2@plt
|
|
; RV64I-NEXT: mv a1, a0
|
|
; RV64I-NEXT: mv a0, s0
|
|
; RV64I-NEXT: call __subsf3@plt
|
|
; RV64I-NEXT: call __truncsfhf2@plt
|
|
; RV64I-NEXT: ld ra, 40(sp) # 8-byte Folded Reload
|
|
; RV64I-NEXT: ld s0, 32(sp) # 8-byte Folded Reload
|
|
; RV64I-NEXT: ld s1, 24(sp) # 8-byte Folded Reload
|
|
; RV64I-NEXT: ld s2, 16(sp) # 8-byte Folded Reload
|
|
; RV64I-NEXT: ld s3, 8(sp) # 8-byte Folded Reload
|
|
; RV64I-NEXT: addi sp, sp, 48
|
|
; RV64I-NEXT: ret
|
|
%a_ = fadd half 0.0, %a ; avoid negation using xor
|
|
%b_ = fadd half 0.0, %b ; avoid negation using xor
|
|
%1 = fmul contract half %a_, %b_
|
|
%2 = fsub contract half %c, %1
|
|
ret half %2
|
|
}
|