Implements the handling of __builtin_eh_return_regno().
Differential Revision: https://reviews.llvm.org/D63417
Patch by Edward Jones.
git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@365305
91177308-0d34-0410-b5e6-
96231b3b80d8
ArrayRef<const char *> getGCCRegNames() const override;
+ int getEHDataRegisterNumber(unsigned RegNo) const override {
+ if (RegNo == 0)
+ return 10;
+ else if (RegNo == 1)
+ return 11;
+ else
+ return -1;
+ }
+
ArrayRef<TargetInfo::GCCRegAlias> getGCCRegAliases() const override;
bool validateAsmConstraint(const char *&Name,
--- /dev/null
+// RUN: %clang_cc1 -Wall -Werror -triple riscv32 -disable-O0-optnone -emit-llvm -o - %s | opt -S -mem2reg | FileCheck %s
+// RUN: %clang_cc1 -Wall -Werror -triple riscv64 -disable-O0-optnone -emit-llvm -o - %s | opt -S -mem2reg | FileCheck %s
+
+void test_eh_return_data_regno() {
+ // CHECK: store volatile i32 10
+ // CHECK: store volatile i32 11
+ volatile int res;
+ res = __builtin_eh_return_data_regno(0);
+ res = __builtin_eh_return_data_regno(1);
+}