llvm-for-llvmta/test/CodeGen/ARM/negative-offset.ll

18 lines
505 B
LLVM

; RUN: llc -mtriple=arm-eabi -O3 %s -o - | FileCheck %s
; Function Attrs: nounwind readonly
define arm_aapcscc i32 @sum(i32* nocapture readonly %p) #0 {
entry:
;CHECK-LABEL: sum:
;CHECK-NOT: sub
;CHECK: ldr r{{.*}}, [r0, #-16]
;CHECK: ldr r{{.*}}, [r0, #-8]
%arrayidx = getelementptr inbounds i32, i32* %p, i32 -4
%0 = load i32, i32* %arrayidx, align 4
%arrayidx1 = getelementptr inbounds i32, i32* %p, i32 -2
%1 = load i32, i32* %arrayidx1, align 4
%add = add nsw i32 %1, %0
ret i32 %add
}