llvm-project/llvm/test/CodeGen/X86/switch-crit-edge-constant.ll

55 lines
2.7 KiB
LLVM

; PR925
; RUN: llc < %s -march=x86 | FileCheck %s
; CHECK: {{mov.*str1}}
; CHECK-NOT: {{mov.*str1}}
target datalayout = "e-p:32:32"
target triple = "i686-apple-darwin8.7.2"
@str1 = internal constant [5 x i8] c"bonk\00" ; <[5 x i8]*> [#uses=1]
@str2 = internal constant [5 x i8] c"bork\00" ; <[5 x i8]*> [#uses=1]
@str = internal constant [8 x i8] c"perfwap\00" ; <[8 x i8]*> [#uses=1]
define void @foo(i32 %C) {
entry:
switch i32 %C, label %bb2 [
i32 1, label %blahaha
i32 2, label %blahaha
i32 3, label %blahaha
i32 4, label %blahaha
i32 5, label %blahaha
i32 6, label %blahaha
i32 7, label %blahaha
i32 8, label %blahaha
i32 9, label %blahaha
i32 10, label %blahaha
]
bb2: ; preds = %entry
%tmp5 = and i32 %C, 123 ; <i32> [#uses=1]
%tmp = icmp eq i32 %tmp5, 0 ; <i1> [#uses=1]
br i1 %tmp, label %blahaha, label %cond_true
cond_true: ; preds = %bb2
br label %blahaha
blahaha: ; preds = %cond_true, %bb2, %entry, %entry, %entry, %entry, %entry, %entry, %entry, %entry, %entry, %entry
%s.0 = phi i8* [ getelementptr ([8 x i8]* @str, i32 0, i64 0), %cond_true ], [ getelementptr ([5 x i8]* @str1, i32 0, i64 0), %entry ], [ getelementptr ([5 x i8]* @str1, i32 0, i64 0), %entry ], [ getelementptr ([5 x i8]* @str1, i32 0, i64 0), %entry ], [ getelementptr ([5 x i8]* @str1, i32 0, i64 0), %entry ], [ getelementptr ([5 x i8]* @str1, i32 0, i64 0), %entry ], [ getelementptr ([5 x i8]* @str1, i32 0, i64 0), %entry ], [ getelementptr ([5 x i8]* @str1, i32 0, i64 0), %entry ], [ getelementptr ([5 x i8]* @str1, i32 0, i64 0), %entry ], [ getelementptr ([5 x i8]* @str1, i32 0, i64 0), %entry ], [ getelementptr ([5 x i8]* @str1, i32 0, i64 0), %entry ], [ getelementptr ([5 x i8]* @str2, i32 0, i64 0), %bb2 ] ; <i8*> [#uses=13]
%tmp8 = tail call i32 (i8*, ...)* @printf( i8* %s.0 ) ; <i32> [#uses=0]
%tmp10 = tail call i32 (i8*, ...)* @printf( i8* %s.0 ) ; <i32> [#uses=0]
%tmp12 = tail call i32 (i8*, ...)* @printf( i8* %s.0 ) ; <i32> [#uses=0]
%tmp14 = tail call i32 (i8*, ...)* @printf( i8* %s.0 ) ; <i32> [#uses=0]
%tmp16 = tail call i32 (i8*, ...)* @printf( i8* %s.0 ) ; <i32> [#uses=0]
%tmp18 = tail call i32 (i8*, ...)* @printf( i8* %s.0 ) ; <i32> [#uses=0]
%tmp20 = tail call i32 (i8*, ...)* @printf( i8* %s.0 ) ; <i32> [#uses=0]
%tmp22 = tail call i32 (i8*, ...)* @printf( i8* %s.0 ) ; <i32> [#uses=0]
%tmp24 = tail call i32 (i8*, ...)* @printf( i8* %s.0 ) ; <i32> [#uses=0]
%tmp26 = tail call i32 (i8*, ...)* @printf( i8* %s.0 ) ; <i32> [#uses=0]
%tmp28 = tail call i32 (i8*, ...)* @printf( i8* %s.0 ) ; <i32> [#uses=0]
%tmp30 = tail call i32 (i8*, ...)* @printf( i8* %s.0 ) ; <i32> [#uses=0]
%tmp32 = tail call i32 (i8*, ...)* @printf( i8* %s.0 ) ; <i32> [#uses=0]
ret void
}
declare i32 @printf(i8*, ...)