432 lines
13 KiB
LLVM
432 lines
13 KiB
LLVM
; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py
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; RUN: llc -mtriple=arm64-linux-gnu -verify-machineinstrs -mcpu=cyclone -aarch64-enable-atomic-cfg-tidy=0 < %s | FileCheck -enable-var-scope %s
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@lhs = dso_local global fp128 zeroinitializer, align 16
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@rhs = dso_local global fp128 zeroinitializer, align 16
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define fp128 @test_add() {
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; CHECK-LABEL: test_add:
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; CHECK: // %bb.0:
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; CHECK-NEXT: adrp x8, lhs
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; CHECK-NEXT: ldr q0, [x8, :lo12:lhs]
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; CHECK-NEXT: adrp x8, rhs
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; CHECK-NEXT: ldr q1, [x8, :lo12:rhs]
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; CHECK-NEXT: b __addtf3
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%lhs = load fp128, fp128* @lhs, align 16
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%rhs = load fp128, fp128* @rhs, align 16
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%val = fadd fp128 %lhs, %rhs
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ret fp128 %val
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}
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define fp128 @test_sub() {
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; CHECK-LABEL: test_sub:
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; CHECK: // %bb.0:
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; CHECK-NEXT: adrp x8, lhs
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; CHECK-NEXT: ldr q0, [x8, :lo12:lhs]
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; CHECK-NEXT: adrp x8, rhs
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; CHECK-NEXT: ldr q1, [x8, :lo12:rhs]
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; CHECK-NEXT: b __subtf3
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%lhs = load fp128, fp128* @lhs, align 16
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%rhs = load fp128, fp128* @rhs, align 16
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%val = fsub fp128 %lhs, %rhs
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ret fp128 %val
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}
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define fp128 @test_mul() {
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; CHECK-LABEL: test_mul:
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; CHECK: // %bb.0:
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; CHECK-NEXT: adrp x8, lhs
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; CHECK-NEXT: ldr q0, [x8, :lo12:lhs]
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; CHECK-NEXT: adrp x8, rhs
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; CHECK-NEXT: ldr q1, [x8, :lo12:rhs]
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; CHECK-NEXT: b __multf3
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%lhs = load fp128, fp128* @lhs, align 16
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%rhs = load fp128, fp128* @rhs, align 16
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%val = fmul fp128 %lhs, %rhs
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ret fp128 %val
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}
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define fp128 @test_div() {
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; CHECK-LABEL: test_div:
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; CHECK: // %bb.0:
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; CHECK-NEXT: adrp x8, lhs
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; CHECK-NEXT: ldr q0, [x8, :lo12:lhs]
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; CHECK-NEXT: adrp x8, rhs
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; CHECK-NEXT: ldr q1, [x8, :lo12:rhs]
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; CHECK-NEXT: b __divtf3
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%lhs = load fp128, fp128* @lhs, align 16
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%rhs = load fp128, fp128* @rhs, align 16
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%val = fdiv fp128 %lhs, %rhs
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ret fp128 %val
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}
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@var32 = dso_local global i32 0
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@var64 = dso_local global i64 0
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define dso_local void @test_fptosi() {
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; CHECK-LABEL: test_fptosi:
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; CHECK: // %bb.0:
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; CHECK-NEXT: sub sp, sp, #32
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; CHECK-NEXT: str x30, [sp, #16] // 8-byte Folded Spill
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; CHECK-NEXT: .cfi_def_cfa_offset 32
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; CHECK-NEXT: .cfi_offset w30, -16
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; CHECK-NEXT: adrp x8, lhs
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; CHECK-NEXT: ldr q0, [x8, :lo12:lhs]
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; CHECK-NEXT: str q0, [sp] // 16-byte Folded Spill
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; CHECK-NEXT: bl __fixtfsi
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; CHECK-NEXT: adrp x8, var32
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; CHECK-NEXT: str w0, [x8, :lo12:var32]
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; CHECK-NEXT: ldr q0, [sp] // 16-byte Folded Reload
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; CHECK-NEXT: bl __fixtfdi
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; CHECK-NEXT: adrp x8, var64
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; CHECK-NEXT: str x0, [x8, :lo12:var64]
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; CHECK-NEXT: ldr x30, [sp, #16] // 8-byte Folded Reload
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; CHECK-NEXT: add sp, sp, #32
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; CHECK-NEXT: ret
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%val = load fp128, fp128* @lhs, align 16
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%val32 = fptosi fp128 %val to i32
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store i32 %val32, i32* @var32
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%val64 = fptosi fp128 %val to i64
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store i64 %val64, i64* @var64
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ret void
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}
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define dso_local void @test_fptoui() {
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; CHECK-LABEL: test_fptoui:
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; CHECK: // %bb.0:
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; CHECK-NEXT: sub sp, sp, #32
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; CHECK-NEXT: str x30, [sp, #16] // 8-byte Folded Spill
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; CHECK-NEXT: .cfi_def_cfa_offset 32
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; CHECK-NEXT: .cfi_offset w30, -16
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; CHECK-NEXT: adrp x8, lhs
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; CHECK-NEXT: ldr q0, [x8, :lo12:lhs]
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; CHECK-NEXT: str q0, [sp] // 16-byte Folded Spill
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; CHECK-NEXT: bl __fixunstfsi
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; CHECK-NEXT: adrp x8, var32
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; CHECK-NEXT: str w0, [x8, :lo12:var32]
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; CHECK-NEXT: ldr q0, [sp] // 16-byte Folded Reload
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; CHECK-NEXT: bl __fixunstfdi
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; CHECK-NEXT: adrp x8, var64
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; CHECK-NEXT: str x0, [x8, :lo12:var64]
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; CHECK-NEXT: ldr x30, [sp, #16] // 8-byte Folded Reload
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; CHECK-NEXT: add sp, sp, #32
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; CHECK-NEXT: ret
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%val = load fp128, fp128* @lhs, align 16
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%val32 = fptoui fp128 %val to i32
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store i32 %val32, i32* @var32
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%val64 = fptoui fp128 %val to i64
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store i64 %val64, i64* @var64
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ret void
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}
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define dso_local void @test_sitofp() {
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; CHECK-LABEL: test_sitofp:
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; CHECK: // %bb.0:
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; CHECK-NEXT: stp x30, x19, [sp, #-16]! // 16-byte Folded Spill
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; CHECK-NEXT: .cfi_def_cfa_offset 16
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; CHECK-NEXT: .cfi_offset w19, -8
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; CHECK-NEXT: .cfi_offset w30, -16
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; CHECK-NEXT: adrp x8, var32
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; CHECK-NEXT: ldr w0, [x8, :lo12:var32]
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; CHECK-NEXT: bl __floatsitf
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; CHECK-NEXT: adrp x19, lhs
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; CHECK-NEXT: str q0, [x19, :lo12:lhs]
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; CHECK-NEXT: adrp x8, var64
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; CHECK-NEXT: ldr x0, [x8, :lo12:var64]
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; CHECK-NEXT: bl __floatditf
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; CHECK-NEXT: str q0, [x19, :lo12:lhs]
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; CHECK-NEXT: ldp x30, x19, [sp], #16 // 16-byte Folded Reload
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; CHECK-NEXT: ret
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%src32 = load i32, i32* @var32
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%val32 = sitofp i32 %src32 to fp128
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store volatile fp128 %val32, fp128* @lhs
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%src64 = load i64, i64* @var64
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%val64 = sitofp i64 %src64 to fp128
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store volatile fp128 %val64, fp128* @lhs
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ret void
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}
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define dso_local void @test_uitofp() {
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; CHECK-LABEL: test_uitofp:
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; CHECK: // %bb.0:
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; CHECK-NEXT: stp x30, x19, [sp, #-16]! // 16-byte Folded Spill
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; CHECK-NEXT: .cfi_def_cfa_offset 16
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; CHECK-NEXT: .cfi_offset w19, -8
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; CHECK-NEXT: .cfi_offset w30, -16
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; CHECK-NEXT: adrp x8, var32
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; CHECK-NEXT: ldr w0, [x8, :lo12:var32]
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; CHECK-NEXT: bl __floatunsitf
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; CHECK-NEXT: adrp x19, lhs
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; CHECK-NEXT: str q0, [x19, :lo12:lhs]
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; CHECK-NEXT: adrp x8, var64
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; CHECK-NEXT: ldr x0, [x8, :lo12:var64]
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; CHECK-NEXT: bl __floatunditf
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; CHECK-NEXT: str q0, [x19, :lo12:lhs]
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; CHECK-NEXT: ldp x30, x19, [sp], #16 // 16-byte Folded Reload
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; CHECK-NEXT: ret
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%src32 = load i32, i32* @var32
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%val32 = uitofp i32 %src32 to fp128
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store volatile fp128 %val32, fp128* @lhs
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%src64 = load i64, i64* @var64
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%val64 = uitofp i64 %src64 to fp128
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store volatile fp128 %val64, fp128* @lhs
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ret void
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}
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define dso_local i1 @test_setcc1() {
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; CHECK-LABEL: test_setcc1:
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; CHECK: // %bb.0:
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; CHECK-NEXT: str x30, [sp, #-16]! // 8-byte Folded Spill
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; CHECK-NEXT: .cfi_def_cfa_offset 16
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; CHECK-NEXT: .cfi_offset w30, -16
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; CHECK-NEXT: adrp x8, lhs
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; CHECK-NEXT: ldr q0, [x8, :lo12:lhs]
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; CHECK-NEXT: adrp x8, rhs
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; CHECK-NEXT: ldr q1, [x8, :lo12:rhs]
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; CHECK-NEXT: bl __letf2
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; CHECK-NEXT: cmp w0, #0
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; CHECK-NEXT: cset w0, le
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; CHECK-NEXT: ldr x30, [sp], #16 // 8-byte Folded Reload
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; CHECK-NEXT: ret
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%lhs = load fp128, fp128* @lhs, align 16
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%rhs = load fp128, fp128* @rhs, align 16
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; Technically, everything after the call to __letf2 is redundant, but we'll let
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; LLVM have its fun for now.
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%val = fcmp ole fp128 %lhs, %rhs
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ret i1 %val
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}
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define dso_local i1 @test_setcc2() {
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; CHECK-LABEL: test_setcc2:
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; CHECK: // %bb.0:
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; CHECK-NEXT: str x30, [sp, #-16]! // 8-byte Folded Spill
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; CHECK-NEXT: .cfi_def_cfa_offset 16
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; CHECK-NEXT: .cfi_offset w30, -16
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; CHECK-NEXT: adrp x8, lhs
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; CHECK-NEXT: ldr q0, [x8, :lo12:lhs]
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; CHECK-NEXT: adrp x8, rhs
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; CHECK-NEXT: ldr q1, [x8, :lo12:rhs]
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; CHECK-NEXT: bl __letf2
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; CHECK-NEXT: cmp w0, #0
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; CHECK-NEXT: cset w0, gt
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; CHECK-NEXT: ldr x30, [sp], #16 // 8-byte Folded Reload
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; CHECK-NEXT: ret
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%lhs = load fp128, fp128* @lhs, align 16
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%rhs = load fp128, fp128* @rhs, align 16
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%val = fcmp ugt fp128 %lhs, %rhs
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ret i1 %val
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}
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define dso_local i1 @test_setcc3() {
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; CHECK-LABEL: test_setcc3:
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; CHECK: // %bb.0:
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; CHECK-NEXT: sub sp, sp, #48
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; CHECK-NEXT: stp x30, x19, [sp, #32] // 16-byte Folded Spill
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; CHECK-NEXT: .cfi_def_cfa_offset 48
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; CHECK-NEXT: .cfi_offset w19, -8
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; CHECK-NEXT: .cfi_offset w30, -16
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; CHECK-NEXT: adrp x8, lhs
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; CHECK-NEXT: ldr q0, [x8, :lo12:lhs]
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; CHECK-NEXT: adrp x8, rhs
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; CHECK-NEXT: ldr q1, [x8, :lo12:rhs]
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; CHECK-NEXT: stp q1, q0, [sp] // 32-byte Folded Spill
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; CHECK-NEXT: bl __eqtf2
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; CHECK-NEXT: cmp w0, #0
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; CHECK-NEXT: cset w19, eq
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; CHECK-NEXT: ldp q1, q0, [sp] // 32-byte Folded Reload
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; CHECK-NEXT: bl __unordtf2
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; CHECK-NEXT: cmp w0, #0
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; CHECK-NEXT: cset w8, ne
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; CHECK-NEXT: orr w0, w8, w19
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; CHECK-NEXT: ldp x30, x19, [sp, #32] // 16-byte Folded Reload
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; CHECK-NEXT: add sp, sp, #48
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; CHECK-NEXT: ret
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%lhs = load fp128, fp128* @lhs, align 16
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%rhs = load fp128, fp128* @rhs, align 16
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%val = fcmp ueq fp128 %lhs, %rhs
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ret i1 %val
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}
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define dso_local i32 @test_br_cc() {
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; CHECK-LABEL: test_br_cc:
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; CHECK: // %bb.0:
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; CHECK-NEXT: str x30, [sp, #-16]! // 8-byte Folded Spill
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; CHECK-NEXT: .cfi_def_cfa_offset 16
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; CHECK-NEXT: .cfi_offset w30, -16
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; CHECK-NEXT: adrp x8, lhs
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; CHECK-NEXT: ldr q0, [x8, :lo12:lhs]
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; CHECK-NEXT: adrp x8, rhs
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; CHECK-NEXT: ldr q1, [x8, :lo12:rhs]
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; CHECK-NEXT: bl __lttf2
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; CHECK-NEXT: cmp w0, #0
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; CHECK-NEXT: b.ge .LBB11_2
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; CHECK-NEXT: // %bb.1: // %iftrue
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; CHECK-NEXT: mov w0, #42
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; CHECK-NEXT: ldr x30, [sp], #16 // 8-byte Folded Reload
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; CHECK-NEXT: ret
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; CHECK-NEXT: .LBB11_2: // %iffalse
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; CHECK-NEXT: mov w0, #29
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; CHECK-NEXT: ldr x30, [sp], #16 // 8-byte Folded Reload
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; CHECK-NEXT: ret
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%lhs = load fp128, fp128* @lhs, align 16
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%rhs = load fp128, fp128* @rhs, align 16
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; olt == !uge, which LLVM optimizes this to.
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%cond = fcmp olt fp128 %lhs, %rhs
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br i1 %cond, label %iftrue, label %iffalse
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iftrue:
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ret i32 42
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iffalse:
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ret i32 29
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}
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define dso_local void @test_select(i1 %cond, fp128 %lhs, fp128 %rhs) {
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; CHECK-LABEL: test_select:
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; CHECK: // %bb.0:
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; CHECK-NEXT: tst w0, #0x1
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; CHECK-NEXT: b.eq .LBB12_2
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; CHECK-NEXT: // %bb.1:
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; CHECK-NEXT: mov v1.16b, v0.16b
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; CHECK-NEXT: .LBB12_2:
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; CHECK-NEXT: adrp x8, lhs
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; CHECK-NEXT: str q1, [x8, :lo12:lhs]
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; CHECK-NEXT: ret
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%val = select i1 %cond, fp128 %lhs, fp128 %rhs
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store fp128 %val, fp128* @lhs, align 16
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ret void
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}
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@varhalf = dso_local global half 0.0, align 2
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@varfloat = dso_local global float 0.0, align 4
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@vardouble = dso_local global double 0.0, align 8
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define dso_local void @test_round() {
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; CHECK-LABEL: test_round:
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; CHECK: // %bb.0:
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; CHECK-NEXT: sub sp, sp, #32
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; CHECK-NEXT: str x30, [sp, #16] // 8-byte Folded Spill
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; CHECK-NEXT: .cfi_def_cfa_offset 32
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; CHECK-NEXT: .cfi_offset w30, -16
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; CHECK-NEXT: adrp x8, lhs
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; CHECK-NEXT: ldr q0, [x8, :lo12:lhs]
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; CHECK-NEXT: str q0, [sp] // 16-byte Folded Spill
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; CHECK-NEXT: bl __trunctfhf2
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; CHECK-NEXT: adrp x8, varhalf
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; CHECK-NEXT: str h0, [x8, :lo12:varhalf]
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; CHECK-NEXT: ldr q0, [sp] // 16-byte Folded Reload
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; CHECK-NEXT: bl __trunctfsf2
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; CHECK-NEXT: adrp x8, varfloat
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; CHECK-NEXT: str s0, [x8, :lo12:varfloat]
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; CHECK-NEXT: ldr q0, [sp] // 16-byte Folded Reload
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; CHECK-NEXT: bl __trunctfdf2
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; CHECK-NEXT: adrp x8, vardouble
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; CHECK-NEXT: str d0, [x8, :lo12:vardouble]
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; CHECK-NEXT: ldr x30, [sp, #16] // 8-byte Folded Reload
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; CHECK-NEXT: add sp, sp, #32
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; CHECK-NEXT: ret
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%val = load fp128, fp128* @lhs, align 16
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%half = fptrunc fp128 %val to half
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store half %half, half* @varhalf, align 2
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%float = fptrunc fp128 %val to float
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store float %float, float* @varfloat, align 4
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%double = fptrunc fp128 %val to double
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store double %double, double* @vardouble, align 8
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ret void
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}
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define dso_local void @test_extend() {
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; CHECK-LABEL: test_extend:
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; CHECK: // %bb.0:
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; CHECK-NEXT: stp x30, x19, [sp, #-16]! // 16-byte Folded Spill
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; CHECK-NEXT: .cfi_def_cfa_offset 16
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; CHECK-NEXT: .cfi_offset w19, -8
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; CHECK-NEXT: .cfi_offset w30, -16
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; CHECK-NEXT: adrp x19, lhs
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; CHECK-NEXT: adrp x8, varhalf
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; CHECK-NEXT: ldr h0, [x8, :lo12:varhalf]
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; CHECK-NEXT: bl __extendhftf2
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; CHECK-NEXT: str q0, [x19, :lo12:lhs]
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; CHECK-NEXT: adrp x8, varfloat
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; CHECK-NEXT: ldr s0, [x8, :lo12:varfloat]
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; CHECK-NEXT: bl __extendsftf2
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; CHECK-NEXT: str q0, [x19, :lo12:lhs]
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; CHECK-NEXT: adrp x8, vardouble
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; CHECK-NEXT: ldr d0, [x8, :lo12:vardouble]
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; CHECK-NEXT: bl __extenddftf2
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; CHECK-NEXT: str q0, [x19, :lo12:lhs]
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; CHECK-NEXT: ldp x30, x19, [sp], #16 // 16-byte Folded Reload
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; CHECK-NEXT: ret
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%val = load fp128, fp128* @lhs, align 16
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%half = load half, half* @varhalf
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%fromhalf = fpext half %half to fp128
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store volatile fp128 %fromhalf, fp128* @lhs, align 16
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%float = load float, float* @varfloat
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%fromfloat = fpext float %float to fp128
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store volatile fp128 %fromfloat, fp128* @lhs, align 16
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%double = load double, double* @vardouble
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%fromdouble = fpext double %double to fp128
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store volatile fp128 %fromdouble, fp128* @lhs, align 16
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ret void
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}
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define fp128 @test_neg(fp128 %in) {
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; CHECK-LABEL: test_neg:
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; CHECK: // %bb.0:
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; CHECK-NEXT: .cfi_def_cfa_offset 16
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; CHECK-NEXT: str q0, [sp, #-16]!
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; CHECK-NEXT: ldrb w8, [sp, #15]
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|
; CHECK-NEXT: eor w8, w8, #0x80
|
|
; CHECK-NEXT: strb w8, [sp, #15]
|
|
; CHECK-NEXT: ldr q0, [sp], #16
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|
; CHECK-NEXT: ret
|
|
|
|
;; We convert this to fneg, and target-independent code expands it with
|
|
;; integer operations.
|
|
%ret = fsub fp128 0xL00000000000000008000000000000000, %in
|
|
ret fp128 %ret
|
|
|
|
}
|