From 5e265b29ea1420db59b943bf95a1cb14fa9ca8c5 Mon Sep 17 00:00:00 2001 From: Chris Lattner Date: Sun, 25 Feb 2007 09:31:16 +0000 Subject: [PATCH] fastcc functions that return double values now return them in xmm0 on x86-32. This implements CodeGen/X86/fp-stack-ret.ll:test[23] git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@34592 91177308-0d34-0410-b5e6-96231b3b80d8 --- lib/Target/X86/X86ISelLowering.cpp | 4 +++- 1 file changed, 3 insertions(+), 1 deletion(-) diff --git a/lib/Target/X86/X86ISelLowering.cpp b/lib/Target/X86/X86ISelLowering.cpp index af8abf15fca..ffd24ee80b0 100644 --- a/lib/Target/X86/X86ISelLowering.cpp +++ b/lib/Target/X86/X86ISelLowering.cpp @@ -434,7 +434,7 @@ X86TargetLowering::X86TargetLowering(TargetMachine &TM) static void GetRetValueLocs(const MVT::ValueType *VTs, unsigned NumVTs, unsigned *ResultRegs, const X86Subtarget *Subtarget, - unsigned CallingConv) { + unsigned CC) { if (NumVTs == 0) return; if (NumVTs == 2) { @@ -456,6 +456,8 @@ static void GetRetValueLocs(const MVT::ValueType *VTs, unsigned NumVTs, case MVT::f64: if (Subtarget->is64Bit()) Reg = X86::XMM0; // FP values in X86-64 go in XMM0. + else if (CC == CallingConv::Fast) + Reg = X86::XMM0; // FP values in X86-32 with fastcc go in XMM0. else Reg = X86::ST0; // FP values in X86-32 go in ST0. break; -- 2.34.1