From: H.J. Lu Date: Thu, 12 Mar 2009 16:08:02 +0000 (+0000) Subject: re PR target/38824 (performance regression of sse code from 4.2/4.3) X-Git-Tag: releases/gcc-4.4.0~290 X-Git-Url: http://git.ipfire.org/?a=commitdiff_plain;h=bbb52802a1e636e8eecece65c600ef1bc4dcf6aa;p=thirdparty%2Fgcc.git re PR target/38824 (performance regression of sse code from 4.2/4.3) 2009-03-12 H.J. Lu PR target/38824 * config/i386/i386.md: Compare REGNO on the new peephole2 patterns. From-SVN: r144817 --- diff --git a/gcc/ChangeLog b/gcc/ChangeLog index e59756b5aaae..92f167901f46 100644 --- a/gcc/ChangeLog +++ b/gcc/ChangeLog @@ -1,3 +1,9 @@ +2009-03-12 H.J. Lu + + PR target/38824 + * config/i386/i386.md: Compare REGNO on the new peephole2 + patterns. + 2009-03-12 Vladimir Makarov PR debug/39432 diff --git a/gcc/config/i386/i386.md b/gcc/config/i386/i386.md index 761a5e70c680..d68d0c832394 100644 --- a/gcc/config/i386/i386.md +++ b/gcc/config/i386/i386.md @@ -20813,7 +20813,7 @@ [(match_dup 0) (match_operand:SI 2 "memory_operand" "")])) (clobber (reg:CC FLAGS_REG))])] - "operands[0] != operands[1] + "REGNO (operands[0]) != REGNO (operands[1]) && GENERAL_REGNO_P (REGNO (operands[0])) && GENERAL_REGNO_P (REGNO (operands[1]))" [(set (match_dup 0) (match_dup 4)) @@ -20829,7 +20829,7 @@ (match_operator 3 "commutative_operator" [(match_dup 0) (match_operand 2 "memory_operand" "")]))] - "operands[0] != operands[1] + "REGNO (operands[0]) != REGNO (operands[1]) && ((MMX_REG_P (operands[0]) && MMX_REG_P (operands[1])) || (SSE_REG_P (operands[0]) && SSE_REG_P (operands[1])))" [(set (match_dup 0) (match_dup 2))