199 lines
5.6 KiB
LLVM
199 lines
5.6 KiB
LLVM
; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py
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; RUN: llc -O0 -mtriple=mipsel-linux-gnu -global-isel -verify-machineinstrs %s -o -| FileCheck %s -check-prefixes=MIPS32
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define i32 @mul_i32(i32 %x, i32 %y) {
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; MIPS32-LABEL: mul_i32:
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; MIPS32: # %bb.0: # %entry
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; MIPS32-NEXT: mul $2, $4, $5
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; MIPS32-NEXT: jr $ra
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; MIPS32-NEXT: nop
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entry:
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%z = mul i32 %x, %y
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ret i32 %z
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}
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define signext i8 @mul_i8_sext(i8 signext %a, i8 signext %b) {
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; MIPS32-LABEL: mul_i8_sext:
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; MIPS32: # %bb.0: # %entry
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; MIPS32-NEXT: mul $1, $5, $4
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; MIPS32-NEXT: sll $1, $1, 24
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; MIPS32-NEXT: sra $2, $1, 24
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; MIPS32-NEXT: jr $ra
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; MIPS32-NEXT: nop
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entry:
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%mul = mul i8 %b, %a
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ret i8 %mul
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}
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define zeroext i8 @mul_i8_zext(i8 zeroext %a, i8 zeroext %b) {
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; MIPS32-LABEL: mul_i8_zext:
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; MIPS32: # %bb.0: # %entry
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; MIPS32-NEXT: mul $1, $5, $4
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; MIPS32-NEXT: andi $2, $1, 255
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; MIPS32-NEXT: jr $ra
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; MIPS32-NEXT: nop
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entry:
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%mul = mul i8 %b, %a
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ret i8 %mul
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}
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define i8 @mul_i8_aext(i8 %a, i8 %b) {
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; MIPS32-LABEL: mul_i8_aext:
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; MIPS32: # %bb.0: # %entry
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; MIPS32-NEXT: mul $2, $5, $4
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; MIPS32-NEXT: jr $ra
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; MIPS32-NEXT: nop
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entry:
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%mul = mul i8 %b, %a
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ret i8 %mul
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}
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define signext i16 @mul_i16_sext(i16 signext %a, i16 signext %b) {
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; MIPS32-LABEL: mul_i16_sext:
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; MIPS32: # %bb.0: # %entry
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; MIPS32-NEXT: mul $1, $5, $4
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; MIPS32-NEXT: sll $1, $1, 16
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; MIPS32-NEXT: sra $2, $1, 16
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; MIPS32-NEXT: jr $ra
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; MIPS32-NEXT: nop
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entry:
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%mul = mul i16 %b, %a
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ret i16 %mul
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}
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define zeroext i16 @mul_i16_zext(i16 zeroext %a, i16 zeroext %b) {
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; MIPS32-LABEL: mul_i16_zext:
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; MIPS32: # %bb.0: # %entry
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; MIPS32-NEXT: mul $1, $5, $4
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; MIPS32-NEXT: andi $2, $1, 65535
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; MIPS32-NEXT: jr $ra
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; MIPS32-NEXT: nop
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entry:
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%mul = mul i16 %b, %a
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ret i16 %mul
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}
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define i16 @mul_i16_aext(i16 %a, i16 %b) {
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; MIPS32-LABEL: mul_i16_aext:
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; MIPS32: # %bb.0: # %entry
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; MIPS32-NEXT: mul $2, $5, $4
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; MIPS32-NEXT: jr $ra
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; MIPS32-NEXT: nop
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entry:
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%mul = mul i16 %b, %a
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ret i16 %mul
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}
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define i64 @mul_i64(i64 %a, i64 %b) {
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; MIPS32-LABEL: mul_i64:
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; MIPS32: # %bb.0: # %entry
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; MIPS32-NEXT: mul $2, $6, $4
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; MIPS32-NEXT: mul $1, $7, $4
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; MIPS32-NEXT: mul $3, $6, $5
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; MIPS32-NEXT: multu $6, $4
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; MIPS32-NEXT: mfhi $4
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; MIPS32-NEXT: addu $1, $1, $3
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; MIPS32-NEXT: addu $3, $1, $4
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; MIPS32-NEXT: jr $ra
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; MIPS32-NEXT: nop
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entry:
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%mul = mul i64 %b, %a
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ret i64 %mul
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}
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define i128 @mul_i128(i128 %a, i128 %b) {
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; MIPS32-LABEL: mul_i128:
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; MIPS32: # %bb.0: # %entry
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; MIPS32-NEXT: addiu $1, $sp, 16
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; MIPS32-NEXT: lw $1, 0($1)
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; MIPS32-NEXT: addiu $2, $sp, 20
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; MIPS32-NEXT: lw $2, 0($2)
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; MIPS32-NEXT: addiu $3, $sp, 24
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; MIPS32-NEXT: lw $3, 0($3)
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; MIPS32-NEXT: addiu $8, $sp, 28
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; MIPS32-NEXT: lw $8, 0($8)
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; MIPS32-NEXT: mul $9, $1, $4
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; MIPS32-NEXT: mul $10, $2, $4
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; MIPS32-NEXT: mul $11, $1, $5
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; MIPS32-NEXT: multu $1, $4
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; MIPS32-NEXT: mfhi $12
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; MIPS32-NEXT: addu $10, $10, $11
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; MIPS32-NEXT: sltu $11, $10, $11
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; MIPS32-NEXT: andi $11, $11, 1
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; MIPS32-NEXT: addu $10, $10, $12
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; MIPS32-NEXT: sltu $12, $10, $12
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; MIPS32-NEXT: andi $12, $12, 1
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; MIPS32-NEXT: addu $11, $11, $12
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; MIPS32-NEXT: mul $12, $3, $4
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; MIPS32-NEXT: mul $13, $2, $5
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; MIPS32-NEXT: mul $14, $1, $6
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; MIPS32-NEXT: multu $2, $4
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; MIPS32-NEXT: mfhi $15
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; MIPS32-NEXT: multu $1, $5
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; MIPS32-NEXT: mfhi $24
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; MIPS32-NEXT: addu $12, $12, $13
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; MIPS32-NEXT: sltu $13, $12, $13
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; MIPS32-NEXT: andi $13, $13, 1
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; MIPS32-NEXT: addu $12, $12, $14
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; MIPS32-NEXT: sltu $14, $12, $14
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; MIPS32-NEXT: andi $14, $14, 1
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; MIPS32-NEXT: addu $13, $13, $14
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; MIPS32-NEXT: addu $12, $12, $15
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; MIPS32-NEXT: sltu $14, $12, $15
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; MIPS32-NEXT: andi $14, $14, 1
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; MIPS32-NEXT: addu $13, $13, $14
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; MIPS32-NEXT: addu $12, $12, $24
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; MIPS32-NEXT: sltu $14, $12, $24
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; MIPS32-NEXT: andi $14, $14, 1
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; MIPS32-NEXT: addu $13, $13, $14
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; MIPS32-NEXT: addu $12, $12, $11
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; MIPS32-NEXT: sltu $11, $12, $11
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; MIPS32-NEXT: andi $11, $11, 1
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; MIPS32-NEXT: addu $11, $13, $11
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; MIPS32-NEXT: mul $8, $8, $4
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; MIPS32-NEXT: mul $13, $3, $5
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; MIPS32-NEXT: mul $14, $2, $6
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; MIPS32-NEXT: mul $7, $1, $7
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; MIPS32-NEXT: multu $3, $4
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; MIPS32-NEXT: mfhi $3
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; MIPS32-NEXT: multu $2, $5
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; MIPS32-NEXT: mfhi $2
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; MIPS32-NEXT: multu $1, $6
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; MIPS32-NEXT: mfhi $1
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; MIPS32-NEXT: addu $4, $8, $13
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; MIPS32-NEXT: addu $4, $4, $14
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; MIPS32-NEXT: addu $4, $4, $7
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; MIPS32-NEXT: addu $3, $4, $3
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; MIPS32-NEXT: addu $2, $3, $2
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; MIPS32-NEXT: addu $1, $2, $1
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; MIPS32-NEXT: addu $5, $1, $11
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; MIPS32-NEXT: move $2, $9
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; MIPS32-NEXT: move $3, $10
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; MIPS32-NEXT: move $4, $12
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; MIPS32-NEXT: jr $ra
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; MIPS32-NEXT: nop
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entry:
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%mul = mul i128 %b, %a
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ret i128 %mul
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}
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declare { i32, i1 } @llvm.umul.with.overflow.i32(i32, i32)
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define void @umul_with_overflow(i32 %lhs, i32 %rhs, i32* %pmul, i1* %pcarry_flag) {
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; MIPS32-LABEL: umul_with_overflow:
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; MIPS32: # %bb.0:
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; MIPS32-NEXT: mul $1, $4, $5
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; MIPS32-NEXT: multu $4, $5
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; MIPS32-NEXT: mfhi $2
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; MIPS32-NEXT: sltu $2, $zero, $2
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; MIPS32-NEXT: andi $2, $2, 1
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; MIPS32-NEXT: sb $2, 0($7)
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; MIPS32-NEXT: sw $1, 0($6)
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; MIPS32-NEXT: jr $ra
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; MIPS32-NEXT: nop
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%res = call { i32, i1 } @llvm.umul.with.overflow.i32(i32 %lhs, i32 %rhs)
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%carry_flag = extractvalue { i32, i1 } %res, 1
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%mul = extractvalue { i32, i1 } %res, 0
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store i1 %carry_flag, i1* %pcarry_flag
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store i32 %mul, i32* %pmul
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ret void
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}
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