================
@@ -0,0 +1,75 @@
+// RUN: %clang_cc1 -triple x86_64-unknown-linux-gnu -fclangir -emit-cir -mmlir
--mlir-print-ir-before=cir-lowering-prepare %s -o - 2>&1 | FileCheck %s
-check-prefix=BEFORE-LOWERING-PREPARE
+// RUN: %clang_cc1 -triple x86_64-unknown-linux-gnu -fclangir -emit-cir -mmlir
--mlir-print-ir-after=cir-lowering-prepare %s -o - 2>&1 | FileCheck %s
-check-prefix=AFTER-LOWERING-PREPARE
+void test_setjmp(void *env) {
+ // BEFORE-LOWERING-PREPARE-LABEL: test_setjmp
+ // BEFORE-LOWERING-PREPARE-SAME: [[ENV:%.*]]:
+ // BEFORE-LOWERING-PREPARE-NEXT: [[ENV_ALLOCA:%[0-9]+]] = cir.alloca
!cir.ptr<!void>, !cir.ptr<!cir.ptr<!void>>,
+ // BEFORE-LOWERING-PREPARE-NEXT: cir.store [[ENV]], [[ENV_ALLOCA]] :
!cir.ptr<!void>, !cir.ptr<!cir.ptr<!void>>
+ // BEFORE-LOWERING-PREPARE-NEXT: [[ENV_LOAD:%[0-9]+]] = cir.load align(8)
[[ENV_ALLOCA]]
+ // BEFORE-LOWERING-PREPARE-NEXT: [[CAST:%[0-9]+]] = cir.cast bitcast
[[ENV_LOAD]] : !cir.ptr<!void> -> !cir.ptr<!cir.ptr<!void>>
+ // BEFORE-LOWERING-PREPARE-NEXT: [[ZERO:%[0-9]+]] = cir.const #cir.int<0>
+ // BEFORE-LOWERING-PREPARE-NEXT: [[FA:%[0-9]+]] = cir.frame_address([[ZERO]])
+ // BEFORE-LOWERING-PREPARE-NEXT: cir.store [[FA]], [[CAST]] :
!cir.ptr<!void>, !cir.ptr<!cir.ptr<!void>>
+ // BEFORE-LOWERING-PREPARE-NEXT: [[SS:%[0-9]+]] = cir.stack_save
+ // BEFORE-LOWERING-PREPARE-NEXT: [[TWO:%[0-9]+]] = cir.const #cir.int<2>
+ // BEFORE-LOWERING-PREPARE-NEXT: [[GEP:%[0-9]+]] = cir.ptr_stride [[CAST]],
[[TWO]] : (!cir.ptr<!cir.ptr<!void>>, !s32i) -> !cir.ptr<!cir.ptr<!void>>
+ // BEFORE-LOWERING-PREPARE-NEXT: cir.store [[SS]], [[GEP]] :
!cir.ptr<!void>, !cir.ptr<!cir.ptr<!void>>
+ // BEFORE-LOWERING-PREPARE-NEXT: [[SJ:%[0-9]+]] = cir.eh.setjmp builtin
[[CAST]] : (!cir.ptr<!cir.ptr<!void>>) -> !s32i
+
+ // AFTER-LOWERING-PREPARE-LABEL: test_setjmp
+ // AFTER-LOWERING-PREPARE-SAME: [[ENV:%.*]]:
+ // AFTER-LOWERING-PREPARE-NEXT: [[ENV_ALLOCA:%[0-9]+]] = cir.alloca
!cir.ptr<!void>, !cir.ptr<!cir.ptr<!void>>,
+ // AFTER-LOWERING-PREPARE-NEXT: cir.store [[ENV]], [[ENV_ALLOCA]] :
!cir.ptr<!void>, !cir.ptr<!cir.ptr<!void>>
+ // AFTER-LOWERING-PREPARE-NEXT: [[ENV_LOAD:%[0-9]+]] = cir.load align(8)
[[ENV_ALLOCA]]
+ // AFTER-LOWERING-PREPARE-NEXT: [[CAST:%[0-9]+]] = cir.cast bitcast
[[ENV_LOAD]] : !cir.ptr<!void> -> !cir.ptr<!cir.ptr<!void>>
+ // AFTER-LOWERING-PREPARE-NEXT: [[ZERO:%[0-9]+]] = cir.const #cir.int<0>
+ // AFTER-LOWERING-PREPARE-NEXT: [[FA:%[0-9]+]] = cir.frame_address([[ZERO]])
+ // AFTER-LOWERING-PREPARE-NEXT: cir.store [[FA]], [[CAST]] :
!cir.ptr<!void>, !cir.ptr<!cir.ptr<!void>>
+ // AFTER-LOWERING-PREPARE-NEXT: [[SS:%[0-9]+]] = cir.stack_save
+ // AFTER-LOWERING-PREPARE-NEXT: [[TWO:%[0-9]+]] = cir.const #cir.int<2>
+ // AFTER-LOWERING-PREPARE-NEXT: [[GEP:%[0-9]+]] = cir.ptr_stride [[CAST]],
[[TWO]] : (!cir.ptr<!cir.ptr<!void>>, !s32i) -> !cir.ptr<!cir.ptr<!void>>
+ // AFTER-LOWERING-PREPARE-NEXT: cir.store [[SS]], [[GEP]] : !cir.ptr<!void>,
!cir.ptr<!cir.ptr<!void>>
+ // AFTER-LOWERING-PREPARE-NEXT: [[SJ:%[0-9]+]] = cir.eh.setjmp builtin
[[CAST]] : (!cir.ptr<!cir.ptr<!void>>) -> !s32i
+ __builtin_setjmp(env);
+}
+
+extern int _setjmp(void *env);
+void test_setjmp2(void *env) {
+ // BEFORE-LOWERING-PREPARE-LABEL: test_setjmp2
+ // BEFORE-LOWERING-PREPARE-SAME: [[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: cir.eh.setjmp [[CAST]] :
(!cir.ptr<!cir.ptr<!void>>) -> !s32i
+
+ // AFTER-LOWERING-PREPARE-LABEL: test_setjmp2
+ // AFTER-LOWERING-PREPARE-SAME: [[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: cir.eh.setjmp [[CAST]] :
(!cir.ptr<!cir.ptr<!void>>) -> !s32i
+ _setjmp (env);
+}
+
+void test_longjmp(void *env) {
+ // BEFORE-LOWERING-PREPARE-LABEL: test_longjmp
+ // BEFORE-LOWERING-PREPARE-SAME: [[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: cir.eh.longjmp [[CAST]] :
!cir.ptr<!cir.ptr<!void>>
+ // BEFORE-LOWERING-PREPARE-NEXT: cir.unreachable
+
+ // AFTER-LOWERING-PREPARE-LABEL: test_longjmp
+ // AFTER-LOWERING-PREPARE-SAME: [[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: cir.eh.longjmp [[CAST]] :
!cir.ptr<!cir.ptr<!void>>
+ // AFTER-LOWERING-PREPARE-NEXT: cir.unreachable
+ __builtin_longjmp(env, 1);
+}
----------------
bruteforceboy wrote:
a new line?
https://github.com/llvm/llvm-project/pull/178989
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