diff options
Diffstat (limited to 'test/CodeGen/X86/stack-folding-int-sse42.ll')
| -rw-r--r-- | test/CodeGen/X86/stack-folding-int-sse42.ll | 39 |
1 files changed, 35 insertions, 4 deletions
diff --git a/test/CodeGen/X86/stack-folding-int-sse42.ll b/test/CodeGen/X86/stack-folding-int-sse42.ll index 6aa2601..e814ae6 100644 --- a/test/CodeGen/X86/stack-folding-int-sse42.ll +++ b/test/CodeGen/X86/stack-folding-int-sse42.ll @@ -62,6 +62,33 @@ define <2 x i64> @stack_fold_aeskeygenassist(<2 x i64> %a0) { } declare <2 x i64> @llvm.x86.aesni.aeskeygenassist(<2 x i64>, i8) nounwind readnone +;TODO stack_fold_crc32_32_8 +declare i32 @llvm.x86.sse42.crc32.32.8(i32, i8) nounwind + +;TODO stack_fold_crc32_32_16 +declare i32 @llvm.x86.sse42.crc32.32.16(i32, i16) nounwind + +define i32 @stack_fold_crc32_32_32(i32 %a0, i32 %a1) { + ;CHECK-LABEL: stack_fold_crc32_32_32 + ;CHECK: crc32l {{-?[0-9]*}}(%rsp), %eax {{.*#+}} 4-byte Folded Reload + %1 = tail call <2 x i64> asm sideeffect "nop", "=x,~{rbx},~{rcx},~{rdx},~{rsi},~{rdi},~{rbp},~{r8},~{r9},~{r10},~{r11},~{r12},~{r13},~{r14},~{r15}"() + %2 = call i32 @llvm.x86.sse42.crc32.32.32(i32 %a0, i32 %a1) + ret i32 %2 +} +declare i32 @llvm.x86.sse42.crc32.32.32(i32, i32) nounwind + +;TODO stack_fold_crc32_64_8 +declare i64 @llvm.x86.sse42.crc32.64.8(i64, i8) nounwind + +define i64 @stack_fold_crc32_64_64(i64 %a0, i64 %a1) { + ;CHECK-LABEL: stack_fold_crc32_64_64 + ;CHECK: crc32q {{-?[0-9]*}}(%rsp), %rax {{.*#+}} 8-byte Folded Reload + %1 = tail call <2 x i64> asm sideeffect "nop", "=x,~{rbx},~{rcx},~{rdx},~{rsi},~{rdi},~{rbp},~{r8},~{r9},~{r10},~{r11},~{r12},~{r13},~{r14},~{r15}"() + %2 = call i64 @llvm.x86.sse42.crc32.64.64(i64 %a0, i64 %a1) + ret i64 %2 +} +declare i64 @llvm.x86.sse42.crc32.64.64(i64, i64) nounwind + define <4 x i32> @stack_fold_movd_load(i32 %a0) { ;CHECK-LABEL: stack_fold_movd_load ;CHECK: movd {{-?[0-9]*}}(%rsp), {{%xmm[0-9][0-9]*}} {{.*#+}} 4-byte Folded Reload @@ -87,15 +114,19 @@ define <2 x i64> @stack_fold_movq_load(<2 x i64> %a0) { ;CHECK: movq {{-?[0-9]*}}(%rsp), {{%xmm[0-9][0-9]*}} {{.*#+}} 16-byte Folded Reload %1 = tail call <2 x i64> asm sideeffect "nop", "=x,~{xmm1},~{xmm2},~{xmm3},~{xmm4},~{xmm5},~{xmm6},~{xmm7},~{xmm8},~{xmm9},~{xmm10},~{xmm11},~{xmm12},~{xmm13},~{xmm14},~{xmm15},~{flags}"() %2 = shufflevector <2 x i64> %a0, <2 x i64> zeroinitializer, <2 x i32> <i32 0, i32 2> - ret <2 x i64> %2 + ; add forces execution domain + %3 = add <2 x i64> %2, <i64 1, i64 1> + ret <2 x i64> %3 } define i64 @stack_fold_movq_store(<2 x i64> %a0) { ;CHECK-LABEL: stack_fold_movq_store ;CHECK: movq {{%xmm[0-9][0-9]*}}, {{-?[0-9]*}}(%rsp) {{.*#+}} 8-byte Folded Spill - %1 = extractelement <2 x i64> %a0, i32 0 - %2 = tail call <2 x i64> asm sideeffect "nop", "=x,~{rax},~{rbx},~{rcx},~{rdx},~{rsi},~{rdi},~{rbp},~{r8},~{r9},~{r10},~{r11},~{r12},~{r13},~{r14},~{r15}"() - ret i64 %1 + ; add forces execution domain + %1 = add <2 x i64> %a0, <i64 1, i64 1> + %2 = extractelement <2 x i64> %1, i32 0 + %3 = tail call <2 x i64> asm sideeffect "nop", "=x,~{rax},~{rbx},~{rcx},~{rdx},~{rsi},~{rdi},~{rbp},~{r8},~{r9},~{r10},~{r11},~{r12},~{r13},~{r14},~{r15}"() + ret i64 %2 } define <8 x i16> @stack_fold_mpsadbw(<16 x i8> %a0, <16 x i8> %a1) { |