1 ; RUN: llc -mtriple=x86_64-apple-darwin -print-machineinstrs=expand-isel-pseudos -enable-selectiondag-sp=true %s -o /dev/null 2>&1 | FileCheck %s --check-prefix=SELDAG 2 ; RUN: llc -mtriple=x86_64-apple-darwin -print-machineinstrs=expand-isel-pseudos -enable-selectiondag-sp=false %s -o /dev/null 2>&1 | FileCheck %s --check-prefix=IR 3 4 ; SELDAG: # Machine code for function test_branch_weights: 5 ; SELDAG: Successors according to CFG: BB#[[SUCCESS:[0-9]+]](1048575) BB#[[FAILURE:[0-9]+]](1) 6 ; SELDAG: BB#[[FAILURE]]: 7 ; SELDAG: CALL64pcrel32 <es:__stack_chk_fail> 8 ; SELDAG: BB#[[SUCCESS]]: 9 10 ; IR: # Machine code for function test_branch_weights: 11 ; IR: Successors according to CFG: BB#[[SUCCESS:[0-9]+]](1048575) BB#[[FAILURE:[0-9]+]](1) 12 ; IR: BB#[[SUCCESS]]: 13 ; IR: BB#[[FAILURE]]: 14 ; IR: CALL64pcrel32 <ga:@__stack_chk_fail> 15 16 define i32 @test_branch_weights(i32 %n) #0 { 17 entry: 18 %a = alloca [128 x i32], align 16 19 %0 = bitcast [128 x i32]* %a to i8* 20 call void @llvm.lifetime.start(i64 512, i8* %0) 21 %arraydecay = getelementptr inbounds [128 x i32], [128 x i32]* %a, i64 0, i64 0 22 call void @foo2(i32* %arraydecay) 23 %idxprom = sext i32 %n to i64 24 %arrayidx = getelementptr inbounds [128 x i32], [128 x i32]* %a, i64 0, i64 %idxprom 25 %1 = load i32, i32* %arrayidx, align 4 26 call void @llvm.lifetime.end(i64 512, i8* %0) 27 ret i32 %1 28 } 29 30 declare void @llvm.lifetime.start(i64, i8* nocapture) 31 32 declare void @foo2(i32*) 33 34 declare void @llvm.lifetime.end(i64, i8* nocapture) 35 36 attributes #0 = { ssp "stack-protector-buffer-size"="8" } 37
