forked from OSchip/llvm-project
15 lines
399 B
LLVM
15 lines
399 B
LLVM
|
; RUN: llc -verify-machineinstrs < %s -mtriple=aarch64-none-linux-gnu | FileCheck %s
|
||
|
|
||
|
define i64 @test_free_zext(i8* %a, i16* %b) {
|
||
|
; CHECK-LABEL: test_free_zext
|
||
|
; CHECK: ldrb w0, [x0]
|
||
|
; CHECK: ldrh w1, [x1]
|
||
|
; CHECK: add x0, x1, x0
|
||
|
%1 = load i8* %a, align 1
|
||
|
%conv = zext i8 %1 to i64
|
||
|
%2 = load i16* %b, align 2
|
||
|
%conv1 = zext i16 %2 to i64
|
||
|
%add = add nsw i64 %conv1, %conv
|
||
|
ret i64 %add
|
||
|
}
|