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| author | Uros Bizjak <ubizjak@gmail.com> | 2020-02-06 17:34:21 +0100 |
|---|---|---|
| committer | Uros Bizjak <ubizjak@gmail.com> | 2020-02-06 17:34:21 +0100 |
| commit | ad84548336ad9a08b451ddd7ea64f07aee0576a6 (patch) | |
| tree | 5d07505fc5a01129734fed26f925c04c0f39c341 /gcc | |
| parent | c940105cc17111be98d8d42ba48a413b0e63aebe (diff) | |
| download | gcc-ad84548336ad9a08b451ddd7ea64f07aee0576a6.zip gcc-ad84548336ad9a08b451ddd7ea64f07aee0576a6.tar.gz gcc-ad84548336ad9a08b451ddd7ea64f07aee0576a6.tar.bz2 | |
Emit "#" instead of calling gcc_unreachable for invalid insns.
Implement standard approach by emitting "#" for insns that have to be split.
* config/i386/i386.md (*pushtf): Emit "#" instead of
calling gcc_unreachable in insn output.
(*pushxf): Ditto.
(*pushdf): Ditto.
(*pushsf_rex64): Ditto for alternatives other than 1.
(*pushsf): Ditto for alternatives other than 1.
Diffstat (limited to 'gcc')
| -rw-r--r-- | gcc/ChangeLog | 9 | ||||
| -rw-r--r-- | gcc/config/i386/i386.md | 12 |
2 files changed, 16 insertions, 5 deletions
diff --git a/gcc/ChangeLog b/gcc/ChangeLog index bc9c372..c842c4f 100644 --- a/gcc/ChangeLog +++ b/gcc/ChangeLog @@ -1,3 +1,12 @@ +2020-02-06 Uroš Bizjak <ubizjak@gmail.com> + + * config/i386/i386.md (*pushtf): Emit "#" instead of + calling gcc_unreachable in insn output. + (*pushxf): Ditto. + (*pushdf): Ditto. + (*pushsf_rex64): Ditto for alternatives other than 1. + (*pushsf): Ditto for alternatives other than 1. + 2020-02-06 Martin Liska <mliska@suse.cz> PR gcov-profile/91971 diff --git a/gcc/config/i386/i386.md b/gcc/config/i386/i386.md index 496a866..34649c0 100644 --- a/gcc/config/i386/i386.md +++ b/gcc/config/i386/i386.md @@ -3032,7 +3032,7 @@ "TARGET_64BIT || TARGET_SSE" { /* This insn should be already split before reg-stack. */ - gcc_unreachable (); + return ("#"); } [(set_attr "isa" "*,x64") (set_attr "type" "multi") @@ -3087,7 +3087,7 @@ "" { /* This insn should be already split before reg-stack. */ - gcc_unreachable (); + return ("#"); } [(set_attr "isa" "*,*,*,nox64,x64") (set_attr "type" "multi") @@ -3123,7 +3123,7 @@ "" { /* This insn should be already split before reg-stack. */ - gcc_unreachable (); + return ("#"); } [(set_attr "isa" "*,nox64,nox64,nox64,x64,sse2") (set_attr "type" "multi") @@ -3156,7 +3156,8 @@ "TARGET_64BIT" { /* Anything else should be already split before reg-stack. */ - gcc_assert (which_alternative == 1); + if (which_alternative != 1) + return ("#"); return "push{q}\t%q1"; } [(set_attr "type" "multi,push,multi") @@ -3169,7 +3170,8 @@ "!TARGET_64BIT" { /* Anything else should be already split before reg-stack. */ - gcc_assert (which_alternative == 1); + if (which_alternative != 1) + return ("#"); return "push{l}\t%1"; } [(set_attr "type" "multi,push,multi") |