36 lines
1.6 KiB
Diff
36 lines
1.6 KiB
Diff
diff -Nrup gcc/config/s390/s390.c gcc/config/s390/s390.c
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--- gcc/config/s390/s390.c 2018-04-12 10:04:58.531128091 -0600
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+++ gcc/config/s390/s390.c 2018-04-12 10:09:30.773164976 -0600
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@@ -10880,7 +10880,7 @@ s390_output_indirect_thunk_function (uns
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calls: Instead of caller->thunk the backtrace will be
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caller->callee->thunk */
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- if (flag_asynchronous_unwind_tables)
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+ if (flag_asynchronous_unwind_tables && flag_dwarf2_cfi_asm)
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{
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fputs ("\t.cfi_signal_frame\n", asm_out_file);
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fprintf (asm_out_file, "\t.cfi_return_column %d\n", regno);
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diff -Nrup gcc/testsuite/gcc.target/s390/nobp-no-dwarf2-cfi.c gcc/testsuite/gcc.target/s390/nobp-no-dwarf2-cfi.c
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--- gcc/testsuite/gcc.target/s390/nobp-no-dwarf2-cfi.c 1969-12-31 17:00:00.000000000 -0700
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+++ gcc/testsuite/gcc.target/s390/nobp-no-dwarf2-cfi.c 2018-04-12 10:09:11.139306554 -0600
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@@ -0,0 +1,19 @@
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+/* { dg-do run } */
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+/* { dg-options "-O3 -march=z900 --save-temps -mfunction-return-reg=thunk -mindirect-branch-table -fno-dwarf2-cfi-asm" } */
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+
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+/* Make sure that we do not emit .cfi directives when -fno-dwarf2-cfi-asm is being used. */
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+
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+int
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+main ()
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+{
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+ return 0;
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+}
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+
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+/* 1 x main
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+/* { dg-final { scan-assembler-times "jg\t__s390_indirect_jump" 1 } } */
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+/* { dg-final { scan-assembler "ex\t" } } */
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+
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+/* { dg-final { scan-assembler-not "section\t.s390_indirect_jump" } } */
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+/* { dg-final { scan-assembler-not "section\t.s390_indirect_call" } } */
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+/* { dg-final { scan-assembler "section\t.s390_return_reg" } } */
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+/* { dg-final { scan-assembler-not "section\t.s390_return_mem" } } */
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