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On systems which support the QPX vector instructions, the stack must be 32-byte aligned. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@173993 91177308-0d34-0410-b5e6-96231b3b80d8
24 lines
861 B
LLVM
24 lines
861 B
LLVM
; RUN: llc < %s -march=ppc64 -mcpu=a2 | FileCheck -check-prefix=CHECK-A2 %s
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; RUN: llc < %s -march=ppc64 -mcpu=a2q | FileCheck -check-prefix=CHECK-A2Q %s
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; RUN: llc < %s -march=ppc64 -mtriple=powerpc64-bgq-linux -mcpu=a2 | FileCheck -check-prefix=CHECK-BGQ %s
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target datalayout = "E-p:64:64:64-i1:8:8-i8:8:8-i16:16:16-i32:32:32-i64:64:64-f32:32:32-f64:64:64-f128:128:128-v128:128:128-n32:64"
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target triple = "powerpc64-unknown-linux-gnu"
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declare i32 @bar(i8* %a) nounwind;
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define i32 @foo() nounwind {
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%p = alloca i8, i8 115
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store i8 0, i8* %p
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%r = call i32 @bar(i8* %p)
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ret i32 %r
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}
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; Without QPX, the allocated stack frame is 240 bytes, but with QPX
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; (because we require 32-byte alignment), it is 256 bytes.
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; CHECK-A2: @foo
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; CHECK-A2: stdu 1, -240(1)
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; CHECK-A2Q: @foo
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; CHECK-A2Q: stdu 1, -256(1)
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; CHECK-BGQ: @foo
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; CHECK-BGQ: stdu 1, -256(1)
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