diff options
Diffstat (limited to 'test/CodeGen/PowerPC/2010-02-12-saveCR.ll')
-rw-r--r-- | test/CodeGen/PowerPC/2010-02-12-saveCR.ll | 39 |
1 files changed, 22 insertions, 17 deletions
diff --git a/test/CodeGen/PowerPC/2010-02-12-saveCR.ll b/test/CodeGen/PowerPC/2010-02-12-saveCR.ll index 974a99a52c..097611a761 100644 --- a/test/CodeGen/PowerPC/2010-02-12-saveCR.ll +++ b/test/CodeGen/PowerPC/2010-02-12-saveCR.ll @@ -2,21 +2,21 @@ ; ModuleID = 'hh.c' 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" target triple = "powerpc-apple-darwin9.6" -; This formerly used R0 for both the stack address and CR. define void @foo() nounwind { entry: -;CHECK: mfcr r2 -;CHECK: lis r3, 1 -;CHECK: rlwinm r2, r2, 8, 0, 31 -;CHECK: ori r3, r3, 34524 -;CHECK: stwx r2, r1, r3 -; Make sure that the register scavenger returns the same temporary register. -;CHECK: mfcr r2 -;CHECK: lis r3, 1 -;CHECK: rlwinm r2, r2, 12, 0, 31 -;CHECK: ori r3, r3, 34520 -;CHECK: stwx r2, r1, r3 +; Note that part of what is being checked here is proper register reuse. +; CHECK: mfcr [[T1:r[0-9]+]] ; cr2 +; CHECK: lis [[T2:r[0-9]+]], 1 +; CHECK: addi r3, r1, 72 +; CHECK: rlwinm [[T1]], [[T1]], 8, 0, 31 +; CHECK: ori [[T2]], [[T2]], 34540 +; CHECK: stwx [[T1]], r1, [[T2]] +; CHECK: lis [[T3:r[0-9]+]], 1 +; CHECK: mfcr [[T4:r[0-9]+]] ; cr3 +; CHECK: ori [[T3]], [[T3]], 34536 +; CHECK: rlwinm [[T4]], [[T4]], 12, 0, 31 +; CHECK: stwx [[T4]], r1, [[T3]] %x = alloca [100000 x i8] ; <[100000 x i8]*> [#uses=1] %"alloca point" = bitcast i32 0 to i32 ; <i32> [#uses=0] %x1 = bitcast [100000 x i8]* %x to i8* ; <i8*> [#uses=1] @@ -25,11 +25,16 @@ entry: br label %return return: ; preds = %entry -;CHECK: lis r3, 1 -;CHECK: ori r3, r3, 34524 -;CHECK: lwzx r2, r1, r3 -;CHECK: rlwinm r2, r2, 24, 0, 31 -;CHECK: mtcrf 32, r2 +; CHECK: lis [[T1:r[0-9]+]], 1 +; CHECK: ori [[T1]], [[T1]], 34536 +; CHECK: lwzx [[T1]], r1, [[T1]] +; CHECK: rlwinm [[T1]], [[T1]], 20, 0, 31 +; CHECK: mtcrf 16, [[T1]] +; CHECK: lis [[T1]], 1 +; CHECK: ori [[T1]], [[T1]], 34540 +; CHECK: lwzx [[T1]], r1, [[T1]] +; CHECK: rlwinm [[T1]], [[T1]], 24, 0, 31 +; CHECK: mtcrf 32, [[T1]] ret void } |