diff options
Diffstat (limited to 'llvm/test/CodeGen/X86/combine-srem.ll')
| -rw-r--r-- | llvm/test/CodeGen/X86/combine-srem.ll | 19 |
1 files changed, 7 insertions, 12 deletions
diff --git a/llvm/test/CodeGen/X86/combine-srem.ll b/llvm/test/CodeGen/X86/combine-srem.ll index c4d0ccca772..0fe1aa2c88b 100644 --- a/llvm/test/CodeGen/X86/combine-srem.ll +++ b/llvm/test/CodeGen/X86/combine-srem.ll @@ -55,13 +55,13 @@ define <4 x i32> @combine_vec_srem_by_negone(<4 x i32> %x) { define i32 @combine_srem_by_minsigned(i32 %x) { ; CHECK-LABEL: combine_srem_by_minsigned: ; CHECK: # %bb.0: +; CHECK-NEXT: # kill: def $edi killed $edi def $rdi ; CHECK-NEXT: movl %edi, %eax ; CHECK-NEXT: sarl $31, %eax ; CHECK-NEXT: shrl %eax ; CHECK-NEXT: addl %edi, %eax ; CHECK-NEXT: andl $-2147483648, %eax # imm = 0x80000000 -; CHECK-NEXT: subl %eax, %edi -; CHECK-NEXT: movl %edi, %eax +; CHECK-NEXT: leal (%rax,%rdi), %eax ; CHECK-NEXT: retq %1 = srem i32 %x, -2147483648 ret i32 %1 @@ -359,10 +359,9 @@ define <4 x i32> @combine_vec_srem_by_pow2b_neg(<4 x i32> %x) { ; SSE-NEXT: psrad $1, %xmm1 ; SSE-NEXT: pblendw {{.*#+}} xmm1 = xmm1[0,1,2,3],xmm2[4,5,6,7] ; SSE-NEXT: pblendw {{.*#+}} xmm1 = xmm1[0,1],xmm3[2,3],xmm1[4,5],xmm3[6,7] -; SSE-NEXT: pxor %xmm2, %xmm2 -; SSE-NEXT: psubd %xmm1, %xmm2 -; SSE-NEXT: pmulld {{.*}}(%rip), %xmm2 -; SSE-NEXT: psubd %xmm2, %xmm0 +; SSE-NEXT: pmulld {{.*}}(%rip), %xmm1 +; SSE-NEXT: paddd %xmm0, %xmm1 +; SSE-NEXT: movdqa %xmm1, %xmm0 ; SSE-NEXT: retq ; ; AVX1-LABEL: combine_vec_srem_by_pow2b_neg: @@ -383,10 +382,8 @@ define <4 x i32> @combine_vec_srem_by_pow2b_neg(<4 x i32> %x) { ; AVX1-NEXT: vpsrad $1, %xmm1, %xmm1 ; AVX1-NEXT: vpblendw {{.*#+}} xmm1 = xmm1[0,1,2,3],xmm3[4,5,6,7] ; AVX1-NEXT: vpblendw {{.*#+}} xmm1 = xmm1[0,1],xmm2[2,3],xmm1[4,5],xmm2[6,7] -; AVX1-NEXT: vpxor %xmm2, %xmm2, %xmm2 -; AVX1-NEXT: vpsubd %xmm1, %xmm2, %xmm1 ; AVX1-NEXT: vpmulld {{.*}}(%rip), %xmm1, %xmm1 -; AVX1-NEXT: vpsubd %xmm1, %xmm0, %xmm0 +; AVX1-NEXT: vpaddd %xmm1, %xmm0, %xmm0 ; AVX1-NEXT: retq ; ; AVX2-LABEL: combine_vec_srem_by_pow2b_neg: @@ -395,10 +392,8 @@ define <4 x i32> @combine_vec_srem_by_pow2b_neg(<4 x i32> %x) { ; AVX2-NEXT: vpsrlvd {{.*}}(%rip), %xmm1, %xmm1 ; AVX2-NEXT: vpaddd %xmm1, %xmm0, %xmm1 ; AVX2-NEXT: vpsravd {{.*}}(%rip), %xmm1, %xmm1 -; AVX2-NEXT: vpxor %xmm2, %xmm2, %xmm2 -; AVX2-NEXT: vpsubd %xmm1, %xmm2, %xmm1 ; AVX2-NEXT: vpmulld {{.*}}(%rip), %xmm1, %xmm1 -; AVX2-NEXT: vpsubd %xmm1, %xmm0, %xmm0 +; AVX2-NEXT: vpaddd %xmm1, %xmm0, %xmm0 ; AVX2-NEXT: retq %1 = srem <4 x i32> %x, <i32 -2, i32 -4, i32 -8, i32 -16> ret <4 x i32> %1 |
