llvm-for-llvmta/test/CodeGen/X86/select-prof-codegen.ll

22 lines
671 B
LLVM

; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py
; RUN: llc < %s -mtriple=x86_64-unknown-unknown | FileCheck %s
; Compiling the select should not create 'seta - testb $1 - jump' sequence.
define i32 @f(i32 %x, i32 %y) {
; CHECK-LABEL: f:
; CHECK: # %bb.0: # %entry
; CHECK-NEXT: movl %edi, %eax
; CHECK-NEXT: cmpl %esi, %edi
; CHECK-NEXT: ja .LBB0_2
; CHECK-NEXT: # %bb.1: # %select.false
; CHECK-NEXT: movl %esi, %eax
; CHECK-NEXT: .LBB0_2: # %select.end
; CHECK-NEXT: retq
entry:
%cmp = icmp ugt i32 %x, %y
%z = select i1 %cmp, i32 %x, i32 %y, !prof !0
ret i32 %z
}
!0 = !{!"branch_weights", i32 1, i32 2000}