From e1df90958d21bfe5b517b1fe7d73c5084026bf1a Mon Sep 17 00:00:00 2001 From: Hal Finkel Date: Wed, 30 Jan 2013 23:43:27 +0000 Subject: PPC QPX requires a 32-byte aligned stack On systems which support the QPX vector instructions, the stack must be 32-byte aligned. llvm-svn: 173993 --- llvm/lib/Target/PowerPC/PPCFrameLowering.h | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-) (limited to 'llvm/lib/Target/PowerPC/PPCFrameLowering.h') diff --git a/llvm/lib/Target/PowerPC/PPCFrameLowering.h b/llvm/lib/Target/PowerPC/PPCFrameLowering.h index 3517d8c0862..b1d63ab5371 100644 --- a/llvm/lib/Target/PowerPC/PPCFrameLowering.h +++ b/llvm/lib/Target/PowerPC/PPCFrameLowering.h @@ -27,7 +27,8 @@ class PPCFrameLowering: public TargetFrameLowering { public: PPCFrameLowering(const PPCSubtarget &sti) - : TargetFrameLowering(TargetFrameLowering::StackGrowsDown, 16, 0), + : TargetFrameLowering(TargetFrameLowering::StackGrowsDown, + (sti.hasQPX() || sti.isBGQ()) ? 32 : 16, 0), Subtarget(sti) { } -- cgit v1.2.3