Author: Ulrich Weigand Date: 2020-07-24T10:28:06+02:00 New Revision: 7f003957bfcd1ed29ded176f04e3cdb55a0c0112
URL: https://github.com/llvm/llvm-project/commit/7f003957bfcd1ed29ded176f04e3cdb55a0c0112 DIFF: https://github.com/llvm/llvm-project/commit/7f003957bfcd1ed29ded176f04e3cdb55a0c0112.diff LOG: [SystemZ] Implement __builtin_eh_return_data_regno Implement __builtin_eh_return_data_regno for SystemZ. Match behavior of GCC. Author: slavek-kucera Differential Revision: https://reviews.llvm.org/D84341 Added: Modified: clang/lib/Basic/Targets/SystemZ.h clang/test/CodeGen/builtins-systemz.c Removed: ################################################################################ diff --git a/clang/lib/Basic/Targets/SystemZ.h b/clang/lib/Basic/Targets/SystemZ.h index d7869e3754a8..39fdcf90d0c8 100644 --- a/clang/lib/Basic/Targets/SystemZ.h +++ b/clang/lib/Basic/Targets/SystemZ.h @@ -157,6 +157,10 @@ class LLVM_LIBRARY_VISIBILITY SystemZTargetInfo : public TargetInfo { const char *getLongDoubleMangling() const override { return "g"; } bool hasExtIntType() const override { return true; } + + int getEHDataRegisterNumber(unsigned RegNo) const override { + return RegNo < 4 ? 6 + RegNo : -1; + } }; } // namespace targets } // namespace clang diff --git a/clang/test/CodeGen/builtins-systemz.c b/clang/test/CodeGen/builtins-systemz.c index f5de7009acba..bf8a995383a2 100644 --- a/clang/test/CodeGen/builtins-systemz.c +++ b/clang/test/CodeGen/builtins-systemz.c @@ -142,3 +142,10 @@ void test_htmxl1(void) { result = __TM_failure_code (tdb); } +void test_eh_return_data_regno() { + volatile int res; + res = __builtin_eh_return_data_regno(0); // CHECK: store volatile i32 6 + res = __builtin_eh_return_data_regno(1); // CHECK: store volatile i32 7 + res = __builtin_eh_return_data_regno(2); // CHECK: store volatile i32 8 + res = __builtin_eh_return_data_regno(3); // CHECK: store volatile i32 9 +} _______________________________________________ cfe-commits mailing list cfe-commits@lists.llvm.org https://lists.llvm.org/cgi-bin/mailman/listinfo/cfe-commits