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[CIR] Add EhLongjmpOp to CIR dialect #1920

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Merged
bcardosolopes merged 11 commits into from
Oct 23, 2025
Merged

[CIR] Add EhLongjmpOp to CIR dialect #1920

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4996bfe
[CIR] added test for lowering longjmp
toyoyou11 Sep 27, 2025
e2fafec
[CIR] add definition for LongjmpOp
toyoyou11 Sep 27, 2025
b0e6c3a
[CIR] implemented a lowering function for CIR longjump op
toyoyou11 Sep 27, 2025
8d9aba3
[CIR] added codegen test for CIR longjmp op
toyoyou11 Sep 27, 2025
6eb037f
[CIR] implemented codegen for CIR longjmp op
toyoyou11 Sep 27, 2025
a352f35
[CIR] add comment
toyoyou11 Sep 28, 2025
9a395ad
[CIR] updated longjmp assembly format
toyoyou11 Sep 28, 2025
719478c
[CIR] formatted longjmp op description
toyoyou11 Oct 1, 2025
399ce3b
[CIR] update longjmp op test
toyoyou11 Oct 1, 2025
f120ad1
[CIR] removed casting in longjmp codegen
toyoyou11 Oct 1, 2025
37110ff
[CIR] fixed bitcast format in longjmp test
toyoyou11 Oct 4, 2025
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[CIR] fixed bitcast format in longjmp test
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@toyoyou11
toyoyou11 committed Oct 4, 2025
commit 37110ff917aa4c78619ba7095fffc95f2a6bddd8
2 changes: 1 addition & 1 deletion clang/test/CIR/CodeGen/builtin-setjmp-longjmp.c
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Original file line number Diff line number Diff line change
Expand Up @@ -68,7 +68,7 @@ void test_longjmp(void *env) {
// CIR-NEXT: [[ENV_ALLOCA:%[0-9]+]] = cir.alloca !cir.ptr<!void>, !cir.ptr<!cir.ptr<!void>>,
// CIR-NEXT: cir.store [[ENV]], [[ENV_ALLOCA]] : !cir.ptr<!void>, !cir.ptr<!cir.ptr<!void>>
// CIR-NEXT: [[ENV_LOAD:%[0-9]+]] = cir.load align(8) [[ENV_ALLOCA]]
// CIR-NEXT: [[CAST:%[0-9]+]] = cir.cast(bitcast, [[ENV_LOAD]] : !cir.ptr<!void>), !cir.ptr<!cir.ptr<!void>>
// CIR-NEXT: [[CAST:%[0-9]+]] = cir.cast bitcast [[ENV_LOAD]] : !cir.ptr<!void> -> !cir.ptr<!cir.ptr<!void>>
// CIR-NEXT: cir.eh.longjmp [[CAST]] : !cir.ptr<!cir.ptr<!void>>
// CIR-NEXT: cir.unreachable

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4 changes: 2 additions & 2 deletions clang/test/CIR/Transforms/setjmp-longjmp-lower.c
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Expand Up @@ -58,7 +58,7 @@ void test_longjmp(void *env) {
// BEFORE-LOWERING-PREPARE-NEXT: [[ENV_ALLOCA:%.*]] = cir.alloca
// BEFORE-LOWERING-PREPARE-NEXT: cir.store [[ENV]], [[ENV_ALLOCA]]
// BEFORE-LOWERING-PREPARE-NEXT: [[ENV_LOAD:%.*]] = cir.load align(8) [[ENV_ALLOCA]]
// BEFORE-LOWERING-PREPARE-NEXT: [[CAST:%.*]] = cir.cast(bitcast, [[ENV_LOAD]]
// BEFORE-LOWERING-PREPARE-NEXT: [[CAST:%.*]] = cir.cast bitcast [[ENV_LOAD]]
// BEFORE-LOWERING-PREPARE-NEXT: cir.eh.longjmp [[CAST]] : !cir.ptr<!cir.ptr<!void>>
// BEFORE-LOWERING-PREPARE-NEXT: cir.unreachable

Expand All @@ -67,7 +67,7 @@ void test_longjmp(void *env) {
// AFTER-LOWERING-PREPARE-NEXT: [[ENV_ALLOCA:%.*]] = cir.alloca
// AFTER-LOWERING-PREPARE-NEXT: cir.store [[ENV]], [[ENV_ALLOCA]]
// AFTER-LOWERING-PREPARE-NEXT: [[ENV_LOAD:%.*]] = cir.load align(8) [[ENV_ALLOCA]]
// AFTER-LOWERING-PREPARE-NEXT: [[CAST:%.*]] = cir.cast(bitcast, [[ENV_LOAD]]
// AFTER-LOWERING-PREPARE-NEXT: [[CAST:%.*]] = cir.cast bitcast [[ENV_LOAD]]
// AFTER-LOWERING-PREPARE-NEXT: cir.eh.longjmp [[CAST]] : !cir.ptr<!cir.ptr<!void>>
// AFTER-LOWERING-PREPARE-NEXT: cir.unreachable
__builtin_longjmp(env, 1);
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