llvm-project/llvm/test/CodeGen/ARM/zext-logic-shift-load.ll

18 lines
324 B
LLVM

; RUN: llc -mtriple=armv7-linux-gnu < %s -o - | FileCheck %s
define void @test1(i8* %p, i16* %q) {
; CHECK: ldrb
; CHECK-NEXT: mov
; CHECK-NEXT: and
; CHECK-NEXT: strh
; CHECK-NEXT: bx
%1 = load i8, i8* %p
%2 = shl i8 %1, 2
%3 = and i8 %2, 12
%4 = zext i8 %3 to i16
store i16 %4, i16* %q
ret void
}