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; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py
; RUN: llc < %s -mtriple=aarch64-none-eabi -code-model=tiny -verify-machineinstrs | FileCheck %s
%struct.T = type <{ i32, i64, i8, i32 }>
@ptr = external dso_local local_unnamed_addr global i32*, align 8
@ch = external dso_local local_unnamed_addr global i32, align 4
@ch8 = external dso_local local_unnamed_addr global i8, align 4
@t = external dso_local local_unnamed_addr global %struct.T, align 4
@t2 = external dso_local local_unnamed_addr global %struct.T, align 2
@f = external dso_local local_unnamed_addr global float, align 4
define i32 @barp() {
; CHECK-LABEL: barp:
; CHECK: // %bb.0: // %entry
; CHECK-NEXT: ldr x8, ptr
; CHECK-NEXT: ldr w0, [x8]
; CHECK-NEXT: ret
entry:
%0 = load i32*, i32** @ptr, align 8
%1 = load i32, i32* %0, align 4
ret i32 %1
}
define i32 @barch() {
; CHECK-LABEL: barch:
; CHECK: // %bb.0: // %entry
; CHECK-NEXT: ldr w0, ch
; CHECK-NEXT: ret
entry:
%0 = load i32, i32* @ch, align 4
ret i32 %0
}
define i32 @barta() {
; CHECK-LABEL: barta:
; CHECK: // %bb.0: // %entry
; CHECK-NEXT: ldr w0, t
; CHECK-NEXT: ret
entry:
%0 = load i32, i32* getelementptr inbounds (%struct.T, %struct.T* @t, i64 0, i32 0), align 4
ret i32 %0
}
define i64 @bartb() {
; CHECK-LABEL: bartb:
; CHECK: // %bb.0: // %entry
; CHECK-NEXT: ldr x0, t+4
; CHECK-NEXT: ret
entry:
%0 = load i64, i64* getelementptr inbounds (%struct.T, %struct.T* @t, i64 0, i32 1), align 8
ret i64 %0
}
define i32 @bartc() {
; CHECK-LABEL: bartc:
; CHECK: // %bb.0: // %entry
; CHECK-NEXT: adr x8, t+13
; CHECK-NEXT: ldr w0, [x8]
; CHECK-NEXT: ret
entry:
%0 = load i32, i32* getelementptr inbounds (%struct.T, %struct.T* @t, i64 0, i32 3), align 1
ret i32 %0
}
define i32 @bart2a() {
; CHECK-LABEL: bart2a:
; CHECK: // %bb.0: // %entry
; CHECK-NEXT: adr x8, t2
; CHECK-NEXT: ldr w0, [x8]
; CHECK-NEXT: ret
entry:
%0 = load i32, i32* getelementptr inbounds (%struct.T, %struct.T* @t2, i64 0, i32 0), align 2
ret i32 %0
}
define i64 @zextload() {
; CHECK-LABEL: zextload:
; CHECK: // %bb.0: // %entry
; CHECK-NEXT: ldr w0, ch
; CHECK-NEXT: ret
entry:
%0 = load i32, i32* @ch, align 4
%1 = zext i32 %0 to i64
ret i64 %1
}
define i64 @zextload8() {
; CHECK-LABEL: zextload8:
; CHECK: // %bb.0: // %entry
; CHECK-NEXT: adr x8, ch8
; CHECK-NEXT: ldrb w0, [x8]
; CHECK-NEXT: ret
entry:
%0 = load i8, i8* @ch8, align 4
%1 = zext i8 %0 to i64
ret i64 %1
}
define i64 @sextload() {
; CHECK-LABEL: sextload:
; CHECK: // %bb.0: // %entry
; CHECK-NEXT: ldrsw x0, ch
; CHECK-NEXT: ret
entry:
%0 = load i32, i32* @ch, align 4
%1 = sext i32 %0 to i64
ret i64 %1
}
define i64 @sextload8() {
; CHECK-LABEL: sextload8:
; CHECK: // %bb.0: // %entry
; CHECK-NEXT: adr x8, ch8
; CHECK-NEXT: ldrsb x0, [x8]
; CHECK-NEXT: ret
entry:
%0 = load i8, i8* @ch8, align 4
%1 = sext i8 %0 to i64
ret i64 %1
}
define float @floatload() {
; CHECK-LABEL: floatload:
; CHECK: // %bb.0: // %entry
; CHECK-NEXT: ldr s0, f
; CHECK-NEXT: ret
entry:
%0 = load float, float* @f, align 4
ret float %0
}
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