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| author | Jakub Jelinek <jakub@redhat.com> | 2016-09-27 10:15:26 +0200 |
|---|---|---|
| committer | Jakub Jelinek <jakub@gcc.gnu.org> | 2016-09-27 10:15:26 +0200 |
| commit | 6a245c05be60e19ab349077601ddc9ae51324423 (patch) | |
| tree | 47999c44a971eddccb9a241ce0262c4e9760f28c /gcc | |
| parent | f2e0c4e1ce34642b613ec2ed6cd2be83b1753849 (diff) | |
| download | gcc-6a245c05be60e19ab349077601ddc9ae51324423.zip gcc-6a245c05be60e19ab349077601ddc9ae51324423.tar.gz gcc-6a245c05be60e19ab349077601ddc9ae51324423.tar.bz2 | |
combine.c (simplify_comparison): Add canonical FALLTHROUGH comments.
* combine.c (simplify_comparison): Add canonical FALLTHROUGH comments.
* config/i386/i386.c (ix86_dep_by_shift_count_body): Add FALLTHROUGH
comments. Remove break after return.
(ix86_fp_compare_code_to_integer, has_dispatch,
ix86_simd_clone_usable): Remove break after return.
From-SVN: r240523
Diffstat (limited to 'gcc')
| -rw-r--r-- | gcc/ChangeLog | 8 | ||||
| -rw-r--r-- | gcc/combine.c | 6 | ||||
| -rw-r--r-- | gcc/config/i386/i386.c | 11 |
3 files changed, 13 insertions, 12 deletions
diff --git a/gcc/ChangeLog b/gcc/ChangeLog index fa64788..1a2d42f 100644 --- a/gcc/ChangeLog +++ b/gcc/ChangeLog @@ -1,3 +1,11 @@ +2016-09-27 Jakub Jelinek <jakub@redhat.com> + + * combine.c (simplify_comparison): Add canonical FALLTHROUGH comments. + * config/i386/i386.c (ix86_dep_by_shift_count_body): Add FALLTHROUGH + comments. Remove break after return. + (ix86_fp_compare_code_to_integer, has_dispatch, + ix86_simd_clone_usable): Remove break after return. + 2016-09-27 Bernd Edlinger <bernd.edlinger@hotmail.de> PR rlt-optimization/77714 diff --git a/gcc/combine.c b/gcc/combine.c index b22a274..b27aae5 100644 --- a/gcc/combine.c +++ b/gcc/combine.c @@ -11923,11 +11923,11 @@ simplify_comparison (enum rtx_code code, rtx *pop0, rtx *pop1) we can treat the SUBREG as if it were a ZERO_EXTEND. */ if (subreg_lowpart_p (op0) && GET_MODE_PRECISION (GET_MODE (SUBREG_REG (op0))) < mode_width) - /* Fall through */ ; + ; else break; - /* ... fall through ... */ + /* FALLTHROUGH */ case ZERO_EXTEND: mode = GET_MODE (XEXP (op0, 0)); @@ -12339,7 +12339,7 @@ simplify_comparison (enum rtx_code code, rtx *pop0, rtx *pop1) continue; } - /* ... fall through ... */ + /* FALLTHROUGH */ case LSHIFTRT: /* If we have (compare (xshiftrt FOO N) (const_int C)) and the low order N bits of FOO are known to be zero, we can do this diff --git a/gcc/config/i386/i386.c b/gcc/config/i386/i386.c index 256893b..e0b2d57 100644 --- a/gcc/config/i386/i386.c +++ b/gcc/config/i386/i386.c @@ -21238,9 +21238,9 @@ ix86_dep_by_shift_count_body (const_rtx set_body, const_rtx use_body) if (ix86_dep_by_shift_count_body (XVECEXP (set_body, 0, i), use_body)) return true; + /* FALLTHROUGH */ default: return false; - break; } /* Retrieve shift count of USE_BODY. */ @@ -21254,9 +21254,9 @@ ix86_dep_by_shift_count_body (const_rtx set_body, const_rtx use_body) if (ix86_dep_by_shift_count_body (set_body, XVECEXP (use_body, 0, i))) return true; + /* FALLTHROUGH */ default: return false; - break; } if (shift_rtx @@ -22370,19 +22370,14 @@ ix86_fp_compare_code_to_integer (enum rtx_code code) case ORDERED: case UNORDERED: return code; - break; case UNEQ: return EQ; - break; case UNLT: return LTU; - break; case UNLE: return LEU; - break; case LTGT: return NE; - break; default: return UNKNOWN; } @@ -49501,7 +49496,6 @@ has_dispatch (rtx_insn *insn, int action) case IS_DISPATCH_ON: return true; - break; case IS_CMP: return is_cmp (insn); @@ -49959,7 +49953,6 @@ ix86_simd_clone_usable (struct cgraph_node *node) if (!TARGET_AVX) return -1; return TARGET_AVX2 ? 1 : 0; - break; case 'd': if (!TARGET_AVX2) return -1; |