mirror of
https://github.com/RPCS3/llvm.git
synced 2025-01-08 21:10:35 +00:00
f907632b35
Reviewer: Hal Finkel. Differential Revision: https://reviews.llvm.org/D26952 git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@287700 91177308-0d34-0410-b5e6-96231b3b80d8
30 lines
755 B
LLVM
30 lines
755 B
LLVM
|
|
; RUN: opt < %s -gvn -S | FileCheck %s
|
|
|
|
; CHECK-LABEL: func_fast
|
|
; CHECK: fadd fast double
|
|
; CHECK-NEXT: store
|
|
; CHECK-NEXT: ret
|
|
define double @func_fast(double %a, double %b) {
|
|
entry:
|
|
%a.addr = alloca double, align 8
|
|
%add = fadd fast double %b, 3.000000e+00
|
|
store double %add, double* %a.addr, align 8
|
|
%load_add = load double, double* %a.addr, align 8
|
|
ret double %load_add
|
|
}
|
|
|
|
; CHECK-LABEL: func_no_fast
|
|
; CHECK: fadd double
|
|
; CHECK-NEXT: store
|
|
; CHECK-NEXT: ret
|
|
define double @func_no_fast(double %a, double %b) {
|
|
entry:
|
|
%a.addr = alloca double, align 8
|
|
%add = fadd fast double %b, 3.000000e+00
|
|
store double %add, double* %a.addr, align 8
|
|
%duplicated_add = fadd double %b, 3.000000e+00
|
|
ret double %duplicated_add
|
|
}
|
|
|