diff options
Diffstat (limited to 'test/CodeGen/X86/stack-align.ll')
| -rw-r--r-- | test/CodeGen/X86/stack-align.ll | 19 |
1 files changed, 18 insertions, 1 deletions
diff --git a/test/CodeGen/X86/stack-align.ll b/test/CodeGen/X86/stack-align.ll index cb65e9b50f..e971ef70db 100644 --- a/test/CodeGen/X86/stack-align.ll +++ b/test/CodeGen/X86/stack-align.ll @@ -1,4 +1,4 @@ -; RUN: llc < %s -relocation-model=static -mcpu=yonah | grep {andpd.*4(%esp), %xmm} +; RUN: llc < %s -relocation-model=static -realign-stack=1 -mcpu=yonah | FileCheck %s ; The double argument is at 4(esp) which is 16-byte aligned, allowing us to ; fold the load into the andpd. @@ -12,6 +12,7 @@ entry: %tmp = getelementptr { double, double }* %z, i32 0, i32 0 ; <double*> [#uses=1] %tmp1 = load double* %tmp, align 8 ; <double> [#uses=1] %tmp2 = tail call double @fabs( double %tmp1 ) ; <double> [#uses=1] + ; CHECK: andpd{{.*}}4(%esp), %xmm %tmp3 = load double* @G, align 16 ; <double> [#uses=1] %tmp4 = tail call double @fabs( double %tmp3 ) ; <double> [#uses=1] %tmp6 = fadd double %tmp4, %tmp2 ; <double> [#uses=1] @@ -19,4 +20,20 @@ entry: ret void } +define void @test2() alignstack(16) { +entry: + ; CHECK: andl{{.*}}$-16, %esp + ret void +} + +; Use a call to force a spill. +define <2 x double> @test3(<2 x double> %x, <2 x double> %y) alignstack(32) { +entry: + ; CHECK: andl{{.*}}$-32, %esp + call void @test2() + %A = mul <2 x double> %x, %y + ret <2 x double> %A +} + declare double @fabs(double) + |