xref: /llvm-project/llvm/test/CodeGen/RISCV/GlobalISel/irtranslator/variadic-call.ll (revision 360996ac5ad26714a6ddbee45730fbcfb7dc3eea)
1; NOTE: Assertions have been autogenerated by utils/update_mir_test_checks.py
2; RUN: llc -mtriple=riscv32 -global-isel --stop-before=legalizer < %s -o - \
3; RUN:   | FileCheck --check-prefix=RV32I %s
4; RUN: llc -mtriple=riscv64 -global-isel --stop-before=legalizer < %s -o - \
5; RUN:   | FileCheck --check-prefix=RV64I %s
6
7declare i32 @foo(i32 noundef signext, ...)
8
9define i32 @main() {
10  ; RV32I-LABEL: name: main
11  ; RV32I: bb.1.entry:
12  ; RV32I-NEXT:   [[C:%[0-9]+]]:_(s32) = G_CONSTANT i32 0
13  ; RV32I-NEXT:   [[C1:%[0-9]+]]:_(s32) = G_CONSTANT i32 1
14  ; RV32I-NEXT:   [[C2:%[0-9]+]]:_(s32) = G_CONSTANT i32 2
15  ; RV32I-NEXT:   [[C3:%[0-9]+]]:_(s32) = G_CONSTANT i32 3
16  ; RV32I-NEXT:   [[FRAME_INDEX:%[0-9]+]]:_(p0) = G_FRAME_INDEX %stack.0.retval
17  ; RV32I-NEXT:   G_STORE [[C]](s32), [[FRAME_INDEX]](p0) :: (store (s32) into %ir.retval)
18  ; RV32I-NEXT:   ADJCALLSTACKDOWN 0, 0, implicit-def $x2, implicit $x2
19  ; RV32I-NEXT:   $x10 = COPY [[C]](s32)
20  ; RV32I-NEXT:   $x11 = COPY [[C1]](s32)
21  ; RV32I-NEXT:   $x12 = COPY [[C2]](s32)
22  ; RV32I-NEXT:   $x13 = COPY [[C3]](s32)
23  ; RV32I-NEXT:   PseudoCALL target-flags(riscv-call) @foo, csr_ilp32_lp64, implicit-def $x1, implicit $x10, implicit $x11, implicit $x12, implicit $x13, implicit-def $x10
24  ; RV32I-NEXT:   ADJCALLSTACKUP 0, 0, implicit-def $x2, implicit $x2
25  ; RV32I-NEXT:   [[COPY:%[0-9]+]]:_(s32) = COPY $x10
26  ; RV32I-NEXT:   $x10 = COPY [[COPY]](s32)
27  ; RV32I-NEXT:   PseudoRET implicit $x10
28  ;
29  ; RV64I-LABEL: name: main
30  ; RV64I: bb.1.entry:
31  ; RV64I-NEXT:   [[C:%[0-9]+]]:_(s32) = G_CONSTANT i32 0
32  ; RV64I-NEXT:   [[FRAME_INDEX:%[0-9]+]]:_(p0) = G_FRAME_INDEX %stack.0.retval
33  ; RV64I-NEXT:   G_STORE [[C]](s32), [[FRAME_INDEX]](p0) :: (store (s32) into %ir.retval)
34  ; RV64I-NEXT:   ADJCALLSTACKDOWN 0, 0, implicit-def $x2, implicit $x2
35  ; RV64I-NEXT:   [[C1:%[0-9]+]]:_(s64) = G_CONSTANT i64 0
36  ; RV64I-NEXT:   [[C2:%[0-9]+]]:_(s64) = G_CONSTANT i64 1
37  ; RV64I-NEXT:   [[C3:%[0-9]+]]:_(s64) = G_CONSTANT i64 2
38  ; RV64I-NEXT:   [[C4:%[0-9]+]]:_(s64) = G_CONSTANT i64 3
39  ; RV64I-NEXT:   $x10 = COPY [[C1]](s64)
40  ; RV64I-NEXT:   $x11 = COPY [[C2]](s64)
41  ; RV64I-NEXT:   $x12 = COPY [[C3]](s64)
42  ; RV64I-NEXT:   $x13 = COPY [[C4]](s64)
43  ; RV64I-NEXT:   PseudoCALL target-flags(riscv-call) @foo, csr_ilp32_lp64, implicit-def $x1, implicit $x10, implicit $x11, implicit $x12, implicit $x13, implicit-def $x10
44  ; RV64I-NEXT:   ADJCALLSTACKUP 0, 0, implicit-def $x2, implicit $x2
45  ; RV64I-NEXT:   [[COPY:%[0-9]+]]:_(s64) = COPY $x10
46  ; RV64I-NEXT:   [[ASSERT_SEXT:%[0-9]+]]:_(s64) = G_ASSERT_SEXT [[COPY]], 32
47  ; RV64I-NEXT:   $x10 = COPY [[ASSERT_SEXT]](s64)
48  ; RV64I-NEXT:   PseudoRET implicit $x10
49entry:
50  %retval = alloca i32, align 4
51  store i32 0, ptr %retval, align 4
52  %call = call noundef signext i32 (i32, ...) @foo(i32 noundef signext 0, i32 noundef signext 1, i32 noundef signext 2, i32 noundef signext 3)
53  ret i32 %call
54}
55