1 ; RUN: llc -march=sparc <%s | FileCheck %s
3 ; CHECK-LABEL: test_constraint_r
4 ; CHECK: add %o1, %o0, %o0
5 define i32 @test_constraint_r(i32 %a, i32 %b) {
7 %0 = tail call i32 asm sideeffect "add $2, $1, $0", "=r,r,r"(i32 %a, i32 %b)
11 ; CHECK-LABEL: test_constraint_I:
12 ; CHECK: add %o0, 1023, %o0
13 define i32 @test_constraint_I(i32 %a) {
15 %0 = tail call i32 asm sideeffect "add $1, $2, $0", "=r,r,rI"(i32 %a, i32 1023)
19 ; CHECK-LABEL: test_constraint_I_neg:
20 ; CHECK: add %o0, -4096, %o0
21 define i32 @test_constraint_I_neg(i32 %a) {
23 %0 = tail call i32 asm sideeffect "add $1, $2, $0", "=r,r,rI"(i32 %a, i32 -4096)
27 ; CHECK-LABEL: test_constraint_I_largeimm:
28 ; CHECK: sethi 9, [[R0:%[gilo][0-7]]]
29 ; CHECK: or [[R0]], 784, [[R1:%[gilo][0-7]]]
30 ; CHECK: add %o0, [[R1]], %o0
31 define i32 @test_constraint_I_largeimm(i32 %a) {
33 %0 = tail call i32 asm sideeffect "add $1, $2, $0", "=r,r,rI"(i32 %a, i32 10000)
37 ; CHECK-LABEL: test_constraint_reg:
38 ; CHECK: ldda [%o1] 43, %g2
39 ; CHECK: ldda [%o1] 43, %g4
40 define void @test_constraint_reg(i32 %s, i32* %ptr) {
42 %0 = tail call i64 asm sideeffect "ldda [$1] $2, $0", "={r2},r,n"(i32* %ptr, i32 43)
43 %1 = tail call i64 asm sideeffect "ldda [$1] $2, $0", "={g4},r,n"(i32* %ptr, i32 43)
47 ;; Ensure that i64 args to asm are allocated to the IntPair register class.
48 ;; Also checks that register renaming for leaf proc works.
49 ; CHECK-LABEL: test_constraint_r_i64:
51 ; CHECK: sra %o5, 31, %o4
52 ; CHECK: std %o4, [%o1]
53 define i32 @test_constraint_r_i64(i32 %foo, i64* %out, i32 %o) {
55 %conv = sext i32 %foo to i64
56 tail call void asm sideeffect "std $0, [$1]", "r,r,~{memory}"(i64 %conv, i64* %out)
60 ;; Same test without leaf-proc opt
61 ; CHECK-LABEL: test_constraint_r_i64_noleaf:
63 ; CHECK: sra %i5, 31, %i4
64 ; CHECK: std %i4, [%i1]
65 define i32 @test_constraint_r_i64_noleaf(i32 %foo, i64* %out, i32 %o) #0 {
67 %conv = sext i32 %foo to i64
68 tail call void asm sideeffect "std $0, [$1]", "r,r,~{memory}"(i64 %conv, i64* %out)
71 attributes #0 = { "no-frame-pointer-elim"="true" }
73 ;; Ensures that tied in and out gets allocated properly.
74 ; CHECK-LABEL: test_i64_inout:
77 ; CHECK: xor %o2, %g0, %o2
80 define i64 @test_i64_inout() {
82 %0 = call i64 asm sideeffect "xor $1, %g0, $0", "=r,0,~{i1}"(i64 5);