Files
clang-p2996/llvm/test/Transforms/InstCombine/exp2-2.ll
Bjorn Pettersson acdc419c89 [test] Use -passes=instcombine instead of -instcombine in lots of tests. NFC
Another step moving away from the deprecated syntax of specifying
pass pipeline in opt.

Differential Revision: https://reviews.llvm.org/D119081
2022-02-07 14:26:59 +01:00

18 lines
574 B
LLVM

; Test that the exp2 library call simplifier works correctly.
;
; RUN: opt < %s -passes=instcombine -S | FileCheck %s
target datalayout = "e-p:32:32:32-i1:8:8-i8:8:8-i16:16:16-i32:32:32-i64:32:64-f32:32:32-f64:32:64-v64:64:64-v128:128:128-a0:0:64-f80:128:128"
declare float @exp2(double)
; Check that exp2 functions with the wrong prototype aren't simplified.
define float @test_no_simplify1(i32 %x) {
; CHECK-LABEL: @test_no_simplify1(
%conv = sitofp i32 %x to double
%ret = call float @exp2(double %conv)
; CHECK: call float @exp2(double %conv)
ret float %ret
}