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| author | Jim Wilson <wilson@gcc.gnu.org> | 1996-07-23 17:04:53 -0700 |
|---|---|---|
| committer | Jim Wilson <wilson@gcc.gnu.org> | 1996-07-23 17:04:53 -0700 |
| commit | 38f357812dd409ab45c2bb04b372c9256c4ebc88 (patch) | |
| tree | 28cffddfc39093d39d775d3479d6af924e737f2a /gcc | |
| parent | 5bcff23f540c038c0175b32a54c1d1602f3fa8f6 (diff) | |
| download | gcc-38f357812dd409ab45c2bb04b372c9256c4ebc88.zip gcc-38f357812dd409ab45c2bb04b372c9256c4ebc88.tar.gz gcc-38f357812dd409ab45c2bb04b372c9256c4ebc88.tar.bz2 | |
(reg_unused_after): Handle JUMP_INSN inside a sequence.
From-SVN: r12554
Diffstat (limited to 'gcc')
| -rw-r--r-- | gcc/config/sh/sh.c | 8 |
1 files changed, 8 insertions, 0 deletions
diff --git a/gcc/config/sh/sh.c b/gcc/config/sh/sh.c index 6969a9c..6b8cc72 100644 --- a/gcc/config/sh/sh.c +++ b/gcc/config/sh/sh.c @@ -2339,6 +2339,12 @@ reg_unused_after (reg, insn) if (GET_CODE (this_insn) == CALL_INSN) code = CALL_INSN; + else if (GET_CODE (this_insn) == JUMP_INSN) + { + if (INSN_ANNULLED_BRANCH_P (this_insn)) + return 0; + code = JUMP_INSN; + } if (set && reg_overlap_mentioned_p (reg, SET_SRC (set))) return 0; @@ -2355,6 +2361,8 @@ reg_unused_after (reg, insn) } if (retval == 1) return 1; + else if (code == JUMP_INSN) + return 0; } else if (GET_RTX_CLASS (code) == 'i') { |