From: bernhardheld Date: Sat, 30 Dec 2006 22:32:47 +0000 (+0000) Subject: * src/mcs51/peeph.def: renamed rule 400 to 500, moved rule 253.x to 400.x for better... X-Git-Url: https://git.gag.com/?a=commitdiff_plain;h=093a4be2985c7c4a4894ae2cb9a3d80f570ae765;p=fw%2Fsdcc * src/mcs51/peeph.def: renamed rule 400 to 500, moved rule 253.x to 400.x for better code in RFE 899102 git-svn-id: https://sdcc.svn.sourceforge.net/svnroot/sdcc/trunk/sdcc@4541 4a8a32a2-be11-0410-ad9d-d568d2c75423 --- diff --git a/ChangeLog b/ChangeLog index 37f1e1f0..1247abc8 100644 --- a/ChangeLog +++ b/ChangeLog @@ -1,3 +1,7 @@ +2006-12-30 Bernhard Held + * src/mcs51/peeph.def: renamed rule 400 to 500, moved rule 253.x to + 400.x for better code in RFE 899102 + 2006-12-30 Bernhard Held * src/SDCCpeeph.c (deadMove), diff --git a/src/mcs51/peeph.def b/src/mcs51/peeph.def index e0ea0195..146a39f0 100644 --- a/src/mcs51/peeph.def +++ b/src/mcs51/peeph.def @@ -3712,39 +3712,6 @@ replace { mov r%3,a } -// applies to: void test( char c ) { if( c ) func1(); else func2(); } -replace { - lcall %1 - ret -} by { - ; Peephole 253.a replaced lcall/ret with ljmp - ljmp %1 -} - -// applies to: void test( char c ) { if( c ) func1(); else func2(); } -replace { - lcall %1 -%2: - ret -} by { - ; Peephole 253.b replaced lcall/ret with ljmp - ljmp %1 - ; -} if labelRefCount %2 0 - -// applies to f.e. scott-bool1.c -replace { - lcall %1 -%2: - ret -} by { - ; Peephole 253.c replaced lcall with ljmp - ljmp %1 -%2: - ret -} - - // applies to f.e. funptrs.c // saves one byte if %1 is a register or @register replace { @@ -4605,9 +4572,42 @@ replace { } if notVolatile(%2), deadMove(%1) +// applies to: void test( char c ) { if( c ) func1(); else func2(); } +replace { + lcall %1 + ret +} by { + ; Peephole 400.a replaced lcall/ret with ljmp + ljmp %1 +} + +// applies to: void test( char c ) { if( c ) func1(); else func2(); } +replace { + lcall %1 +%2: + ret +} by { + ; Peephole 400.b replaced lcall/ret with ljmp + ljmp %1 + ; +} if labelRefCount %2 0 + +// applies to f.e. scott-bool1.c +replace { + lcall %1 +%2: + ret +} by { + ; Peephole 400.c replaced lcall with ljmp + ljmp %1 +%2: + ret +} + + // should be one of the last peepholes replace{ %1: } by { - ; Peephole 400 removed redundant label %1 + ; Peephole 500 removed redundant label %1 } if labelRefCount(%1 0)