1 files changed, 104 insertions, 0 deletions
diff --git a/test/CodeGen/X86/preserve_allcc64.ll b/test/CodeGen/X86/preserve_allcc64.ll
new file mode 100644
index 0000000..545cd36
--- /dev/null
+++ b/test/CodeGen/X86/preserve_allcc64.ll
@@ -0,0 +1,104 @@
+; RUN: llc < %s -mtriple=x86_64-apple-darwin -mcpu=corei7     | FileCheck --check-prefix=SSE %s
+; RUN: llc < %s -mtriple=x86_64-apple-darwin -mcpu=corei7-avx | FileCheck --check-prefix=AVX %s
+
+define preserve_allcc void @preserve_allcc1() nounwind {
+entry:
+;SSE-LABEL: preserve_allcc1
+;SSE:       pushq %r10
+;SSE-NEXT:  pushq %r9
+;SSE-NEXT:  pushq %r8
+;SSE-NEXT:  pushq %rdi
+;SSE-NEXT:  pushq %rsi
+;SSE-NEXT:  pushq %rdx
+;SSE-NEXT:  pushq %rcx
+;SSE-NEXT:  pushq %rax
+;SSE-NEXT:  pushq %rbp
+;SSE-NEXT:  pushq %r15
+;SSE-NEXT:  pushq %r14
+;SSE-NEXT:  pushq %r13
+;SSE-NEXT:  pushq %r12
+;SSE-NEXT:  pushq %rbx
+;SSE:       movaps %xmm15
+;SSE-NEXT:  movaps %xmm14
+;SSE-NEXT:  movaps %xmm13
+;SSE-NEXT:  movaps %xmm12
+;SSE-NEXT:  movaps %xmm11
+;SSE-NEXT:  movaps %xmm10
+;SSE-NEXT:  movaps %xmm9
+;SSE-NEXT:  movaps %xmm8
+;SSE-NEXT:  movaps %xmm7
+;SSE-NEXT:  movaps %xmm6
+;SSE-NEXT:  movaps %xmm5
+;SSE-NEXT:  movaps %xmm4
+;SSE-NEXT:  movaps %xmm3
+;SSE-NEXT:  movaps %xmm2
+;SSE-NEXT:  movaps %xmm1
+;SSE-NEXT:  movaps %xmm0
+;AVX-LABEL: preserve_allcc1
+;AVX:       pushq %r10
+;AVX-NEXT:  pushq %r9
+;AVX-NEXT:  pushq %r8
+;AVX-NEXT:  pushq %rdi
+;AVX-NEXT:  pushq %rsi
+;AVX-NEXT:  pushq %rdx
+;AVX-NEXT:  pushq %rcx
+;AVX-NEXT:  pushq %rax
+;AVX-NEXT:  pushq %rbp
+;AVX-NEXT:  pushq %r15
+;AVX-NEXT:  pushq %r14
+;AVX-NEXT:  pushq %r13
+;AVX-NEXT:  pushq %r12
+;AVX-NEXT:  pushq %rbx
+;AVX:       vmovups %ymm15
+;AVX-NEXT:  vmovups %ymm14
+;AVX-NEXT:  vmovups %ymm13
+;AVX-NEXT:  vmovups %ymm12
+;AVX-NEXT:  vmovups %ymm11
+;AVX-NEXT:  vmovups %ymm10
+;AVX-NEXT:  vmovups %ymm9
+;AVX-NEXT:  vmovups %ymm8
+;AVX-NEXT:  vmovups %ymm7
+;AVX-NEXT:  vmovups %ymm6
+;AVX-NEXT:  vmovups %ymm5
+;AVX-NEXT:  vmovups %ymm4
+;AVX-NEXT:  vmovups %ymm3
+;AVX-NEXT:  vmovups %ymm2
+;AVX-NEXT:  vmovups %ymm1
+;AVX-NEXT:  vmovups %ymm0
+  call void asm sideeffect "", "~{rax},~{rbx},~{rcx},~{rdx},~{rsi},~{rdi},~{r8},~{r9},~{r10},~{r11},~{r12},~{r13},~{r14},~{r15},~{rbp},~{xmm0},~{xmm1},~{xmm2},~{xmm3},~{xmm4},~{xmm5},~{xmm6},~{xmm7},~{xmm8},~{xmm9},~{xmm10},~{xmm11},~{xmm12},~{xmm13},~{xmm14},~{xmm15}"()
+  ret void
+}
+
+; Make sure only R11 is saved before the call
+declare preserve_allcc void @bar(i64, i64, double, double)
+define void @preserve_allcc2() nounwind {
+entry:
+;SSE-LABEL: preserve_allcc2
+;SSE:       movq %r11, [[REG:%[a-z0-9]+]]
+;SSE-NOT:   movaps %xmm
+;SSE:       movq [[REG]], %r11
+  %a0 = call i64 asm sideeffect "", "={rax}"() nounwind
+  %a1 = call i64 asm sideeffect "", "={rcx}"() nounwind
+  %a2 = call i64 asm sideeffect "", "={rdx}"() nounwind
+  %a3 = call i64 asm sideeffect "", "={r8}"() nounwind
+  %a4 = call i64 asm sideeffect "", "={r9}"() nounwind
+  %a5 = call i64 asm sideeffect "", "={r10}"() nounwind
+  %a6 = call i64 asm sideeffect "", "={r11}"() nounwind
+  %a10 = call <2 x double> asm sideeffect "", "={xmm2}"() nounwind
+  %a11 = call <2 x double> asm sideeffect "", "={xmm3}"() nounwind
+  %a12 = call <2 x double> asm sideeffect "", "={xmm4}"() nounwind
+  %a13 = call <2 x double> asm sideeffect "", "={xmm5}"() nounwind
+  %a14 = call <2 x double> asm sideeffect "", "={xmm6}"() nounwind
+  %a15 = call <2 x double> asm sideeffect "", "={xmm7}"() nounwind
+  %a16 = call <2 x double> asm sideeffect "", "={xmm8}"() nounwind
+  %a17 = call <2 x double> asm sideeffect "", "={xmm9}"() nounwind
+  %a18 = call <2 x double> asm sideeffect "", "={xmm10}"() nounwind
+  %a19 = call <2 x double> asm sideeffect "", "={xmm11}"() nounwind
+  %a20 = call <2 x double> asm sideeffect "", "={xmm12}"() nounwind
+  %a21 = call <2 x double> asm sideeffect "", "={xmm13}"() nounwind
+  %a22 = call <2 x double> asm sideeffect "", "={xmm14}"() nounwind
+  %a23 = call <2 x double> asm sideeffect "", "={xmm15}"() nounwind
+  call preserve_allcc void @bar(i64 1, i64 2, double 3.0, double 4.0)
+  call void asm sideeffect "", "{rax},{rcx},{rdx},{r8},{r9},{r10},{r11},{xmm2},{xmm3},{xmm4},{xmm5},{xmm6},{xmm7},{xmm8},{xmm9},{xmm10},{xmm11},{xmm12},{xmm13},{xmm14},{xmm15}"(i64 %a0, i64 %a1, i64 %a2, i64 %a3, i64 %a4, i64 %a5, i64 %a6, <2 x double> %a10, <2 x double> %a11, <2 x double> %a12, <2 x double> %a13, <2 x double> %a14, <2 x double> %a15, <2 x double> %a16, <2 x double> %a17, <2 x double> %a18, <2 x double> %a19, <2 x double> %a20, <2 x double> %a21, <2 x double> %a22, <2 x double> %a23)
+  ret void
+}