1 ; RUN: llc < %s -mtriple=armv8-apple-darwin | FileCheck %s
2 ; RUN: llc < %s -mtriple=thumbv8-apple-darwin | FileCheck %s
8 define i64 @f0(i8* %p) nounwind readonly {
10 %ldaexd = tail call %0 @llvm.arm.ldaexd(i8* %p)
11 %0 = extractvalue %0 %ldaexd, 1
12 %1 = extractvalue %0 %ldaexd, 0
13 %2 = zext i32 %0 to i64
14 %3 = zext i32 %1 to i64
15 %shl = shl nuw i64 %2, 32
22 define i32 @f1(i8* %ptr, i64 %val) nounwind {
24 %tmp4 = trunc i64 %val to i32
25 %tmp6 = lshr i64 %val, 32
26 %tmp7 = trunc i64 %tmp6 to i32
27 %stlexd = tail call i32 @llvm.arm.stlexd(i32 %tmp4, i32 %tmp7, i8* %ptr)
31 declare %0 @llvm.arm.ldaexd(i8*) nounwind readonly
32 declare i32 @llvm.arm.stlexd(i32, i32, i8*) nounwind
34 ; CHECK-LABEL: test_load_i8:
35 ; CHECK: ldaexb r0, [r0]
37 define i32 @test_load_i8(i8* %addr) {
38 %val = call i32 @llvm.arm.ldaex.p0i8(i8* %addr)
42 ; CHECK-LABEL: test_load_i16:
43 ; CHECK: ldaexh r0, [r0]
45 define i32 @test_load_i16(i16* %addr) {
46 %val = call i32 @llvm.arm.ldaex.p0i16(i16* %addr)
50 ; CHECK-LABEL: test_load_i32:
51 ; CHECK: ldaex r0, [r0]
52 define i32 @test_load_i32(i32* %addr) {
53 %val = call i32 @llvm.arm.ldaex.p0i32(i32* %addr)
57 declare i32 @llvm.arm.ldaex.p0i8(i8*) nounwind readonly
58 declare i32 @llvm.arm.ldaex.p0i16(i16*) nounwind readonly
59 declare i32 @llvm.arm.ldaex.p0i32(i32*) nounwind readonly
61 ; CHECK-LABEL: test_store_i8:
63 ; CHECK: stlexb r0, r1, [r2]
64 define i32 @test_store_i8(i32, i8 %val, i8* %addr) {
65 %extval = zext i8 %val to i32
66 %res = call i32 @llvm.arm.stlex.p0i8(i32 %extval, i8* %addr)
70 ; CHECK-LABEL: test_store_i16:
72 ; CHECK: stlexh r0, r1, [r2]
73 define i32 @test_store_i16(i32, i16 %val, i16* %addr) {
74 %extval = zext i16 %val to i32
75 %res = call i32 @llvm.arm.stlex.p0i16(i32 %extval, i16* %addr)
79 ; CHECK-LABEL: test_store_i32:
80 ; CHECK: stlex r0, r1, [r2]
81 define i32 @test_store_i32(i32, i32 %val, i32* %addr) {
82 %res = call i32 @llvm.arm.stlex.p0i32(i32 %val, i32* %addr)
86 declare i32 @llvm.arm.stlex.p0i8(i32, i8*) nounwind
87 declare i32 @llvm.arm.stlex.p0i16(i32, i16*) nounwind
88 declare i32 @llvm.arm.stlex.p0i32(i32, i32*) nounwind