llvm-6502/test/CodeGen/Mips/sitofp-selectcc-opt.ll
Akira Hatanaka ce66afb22d Test case for r160036.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@160067 91177308-0d34-0410-b5e6-96231b3b80d8
2012-07-11 19:50:46 +00:00

23 lines
659 B
LLVM

; RUN: llc -march=mipsel < %s | FileCheck %s
@foo12.d4 = internal unnamed_addr global double 0.000000e+00, align 8
define double @foo12(i32 %a, i32, i64 %b) nounwind {
entry:
; check that this transformation doesn't happen:
; (sint_to_fp (setcc x, y, cc)) -> (select_cc x, y, -1.0, 0.0,, cc)
;
; CHECK-NOT: # double -1.000000e+00
%tobool1 = icmp ne i32 %a, 0
%not.tobool = icmp ne i64 %b, 0
%tobool1. = or i1 %tobool1, %not.tobool
%lor.ext = zext i1 %tobool1. to i32
%conv = sitofp i32 %lor.ext to double
%1 = load double* @foo12.d4, align 8
%add = fadd double %conv, %1
store double %add, double* @foo12.d4, align 8
ret double %add
}