1 ; RUN: llc < %s -mtriple=powerpc-apple-darwin -mcpu=g4 | FileCheck %s 2 ; ModuleID = 'hh.c' 3 target datalayout = "E-p:32:32:32-i1:8:8-i8:8:8-i16:16:16-i32:32:32-i64:32:64-f32:32:32-f64:32:64-v64:64:64-v128:128:128-a0:0:64-f128:64:128-n32" 4 target triple = "powerpc-apple-darwin9.6" 5 ; This formerly used R0 for both the stack address and CR. 6 7 define void @foo() nounwind { 8 entry: 9 ;CHECK: mfcr r2 10 ;CHECK: lis r3, 1 11 ;CHECK: rlwinm r2, r2, 8, 0, 31 12 ;CHECK: ori r3, r3, 34524 13 ;CHECK: stwx r2, r1, r3 14 ; Make sure that the register scavenger returns the same temporary register. 15 ;CHECK: mfcr r2 16 ;CHECK: lis r3, 1 17 ;CHECK: rlwinm r2, r2, 12, 0, 31 18 ;CHECK: ori r3, r3, 34520 19 ;CHECK: stwx r2, r1, r3 20 %x = alloca [100000 x i8] ; <[100000 x i8]*> [#uses=1] 21 %"alloca point" = bitcast i32 0 to i32 ; <i32> [#uses=0] 22 %x1 = bitcast [100000 x i8]* %x to i8* ; <i8*> [#uses=1] 23 call void @bar(i8* %x1) nounwind 24 call void asm sideeffect "", "~{cr2},~{cr3}"() nounwind 25 br label %return 26 27 return: ; preds = %entry 28 ;CHECK: lis r3, 1 29 ;CHECK: ori r3, r3, 34524 30 ;CHECK: lwzx r2, r1, r3 31 ;CHECK: rlwinm r2, r2, 24, 0, 31 32 ;CHECK: mtcrf 32, r2 33 ret void 34 } 35 36 declare void @bar(i8*) 37
