-; 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.
define void @test({ double, double }* byval %z, double* %P) {
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]
%tmp3 = load double* @G, align 16 ; <double> [#uses=1]
%tmp4 = tail call double @fabs( double %tmp3 ) ; <double> [#uses=1]
+ volatile store double %tmp4, double* %P
+ %tmp = getelementptr { double, double }* %z, i32 0, i32 0 ; <double*> [#uses=1]
+ %tmp1 = volatile load double* %tmp, align 8 ; <double> [#uses=1]
+ %tmp2 = tail call double @fabs( double %tmp1 ) ; <double> [#uses=1]
+ ; CHECK: andpd{{.*}}4(%esp), %xmm
%tmp6 = fadd double %tmp4, %tmp2 ; <double> [#uses=1]
- store double %tmp6, double* %P, align 8
+ volatile store double %tmp6, double* %P, align 8
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 = fmul <2 x double> %x, %y
+ ret <2 x double> %A
+}
+
declare double @fabs(double)
+