CodeGen peephole: fold redundant phys reg copies

[oota-llvm.git] / test / CodeGen / X86 / 2008-09-11-CoalescerBug2.ll

diff --git a/test/CodeGen/X86/2008-09-11-CoalescerBug2.ll b/test/CodeGen/X86/2008-09-11-CoalescerBug2.ll
index 94033449114f595241dc9a1ae384c635f6535c91..757dff4230fc67e282e645c0e0bcfe38bea0991a 100644 (file)
--- a/test/CodeGen/X86/2008-09-11-CoalescerBug2.ll
+++ b/test/CodeGen/X86/2008-09-11-CoalescerBug2.ll
@@ -1,4 +1,5 @@
-; RUN: llvm-as < %s | llc -march=x86
+; RUN: llc < %s -march=x86
+; RUN: llc -pre-RA-sched=source < %s -march=x86 -mcpu=corei7 | FileCheck %s --check-prefix=SOURCE-SCHED
 ; PR2748
 
 @g_73 = external global i32            ; <i32*> [#uses=1]
@@ -6,11 +7,22 @@
 
 define i32 @func_44(i16 signext %p_46) nounwind {
 entry:
-       %0 = load i32* @g_5, align 4            ; <i32> [#uses=1]
+; SOURCE-SCHED: subl
+; SOURCE-SCHED: movl
+; SOURCE-SCHED: sarl
+; SOURCE-SCHED: cmpl
+; SOURCE-SCHED: setg
+; SOURCE-SCHED: movzbl
+; SOURCE-SCHED: movb
+; SOURCE-SCHED: xorl
+; SOURCE-SCHED: subl
+; SOURCE-SCHED: testb
+; SOURCE-SCHED: jne
+       %0 = load i32, i32* @g_5, align 4               ; <i32> [#uses=1]
        %1 = ashr i32 %0, 1             ; <i32> [#uses=1]
        %2 = icmp sgt i32 %1, 1         ; <i1> [#uses=1]
        %3 = zext i1 %2 to i32          ; <i32> [#uses=1]
-       %4 = load i32* @g_73, align 4           ; <i32> [#uses=1]
+       %4 = load i32, i32* @g_73, align 4              ; <i32> [#uses=1]
        %5 = zext i16 %p_46 to i64              ; <i64> [#uses=1]
        %6 = sub i64 0, %5              ; <i64> [#uses=1]
        %7 = trunc i64 %6 to i8         ; <i8> [#uses=2]
@@ -26,7 +38,7 @@ bb12:         ; preds = %bb11, %entry
        %.014.in = phi i8 [ %10, %bb11 ], [ %7, %entry ]                ; <i8> [#uses=1]
        %11 = icmp ne i8 %.014.in, 0            ; <i1> [#uses=1]
        %12 = zext i1 %11 to i32                ; <i32> [#uses=1]
-       %13 = tail call i32 (...)* @func_48( i32 %12, i32 %3, i32 0 ) nounwind          ; <i32> [#uses=0]
+       %13 = tail call i32 (...) @func_48( i32 %12, i32 %3, i32 0 ) nounwind           ; <i32> [#uses=0]
        ret i32 undef
 }