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llvm-mirror/test/CodeGen/PowerPC/2010-10-11-Fast-Varargs.ll
Jakob Stoklund Olesen a0a5015a35 PowerPC varargs functions store live-in registers on the stack. Make sure we use
virtual registers for those stores since RegAllocFast requires that each live
physreg only be used once.

This fixes PR8357.

llvm-svn: 116222
2010-10-11 20:43:09 +00:00

17 lines
553 B
LLVM

; RUN: llc < %s -O0
; PR8357
target datalayout = "E-p:32:32:32-i1:8:8-i8:8:8-i16:16:16-i32:32:32-i64:64:64-f32:32:32-f64:64:64-v128:128:128-n32"
target triple = "powerpc-unknown-freebsd9.0"
; RegAllocFast requires that each physreg only be used once. The varargs
; lowering code needs to use virtual registers when storing live-in registers on
; the stack.
define i32 @testing(i32 %x, float %a, ...) nounwind {
%1 = alloca i32, align 4
%2 = alloca float, align 4
store i32 %x, i32* %1, align 4
store float %a, float* %2, align 4
ret i32 0
}