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| author | Kazu Hirata <kazu@cs.umass.edu> | 2003-11-14 20:39:30 +0000 |
|---|---|---|
| committer | Kazu Hirata <kazu@gcc.gnu.org> | 2003-11-14 20:39:30 +0000 |
| commit | 584fb00b96cf6f2527330615fee9caf820cd136b (patch) | |
| tree | 2a0a2818c14df1ee1c7dfbd4b0417e28557c9924 | |
| parent | 2a91b33cb0c4c3e3c4bdd25a885c87c3f3721313 (diff) | |
| download | gcc-584fb00b96cf6f2527330615fee9caf820cd136b.zip gcc-584fb00b96cf6f2527330615fee9caf820cd136b.tar.gz gcc-584fb00b96cf6f2527330615fee9caf820cd136b.tar.bz2 | |
lib1funcs.asm (___udivsi3): Peel off the first iteration.
* config/h8300/lib1funcs.asm (___udivsi3): Peel off the first
iteration.
From-SVN: r73620
| -rw-r--r-- | gcc/ChangeLog | 5 | ||||
| -rw-r--r-- | gcc/config/h8300/lib1funcs.asm | 5 |
2 files changed, 9 insertions, 1 deletions
diff --git a/gcc/ChangeLog b/gcc/ChangeLog index 3725a1c..44b6690 100644 --- a/gcc/ChangeLog +++ b/gcc/ChangeLog @@ -1,3 +1,8 @@ +2003-11-14 Kazu Hirata <kazu@cs.umass.edu> + + * config/h8300/lib1funcs.asm (___udivsi3): Peel off the first + iteration. + 2003-11-14 Fariborz Jahanian <fjahanian@apple.com> * config/rs6000/rs6000.c (rs6000_move_block_from_reg): diff --git a/gcc/config/h8300/lib1funcs.asm b/gcc/config/h8300/lib1funcs.asm index 44d3990..744d402 100644 --- a/gcc/config/h8300/lib1funcs.asm +++ b/gcc/config/h8300/lib1funcs.asm @@ -633,13 +633,16 @@ divmod_L21: mov.w e2,e2 bne divmod_L21 #else - bra divmod_L22 + shlr.l #2,er2 ; make divisor < 2^16 + mov.w e2,e2 + beq divmod_L22A divmod_L21: shlr.l #2,er0 divmod_L22: shlr.l #2,er2 ; make divisor < 2^16 mov.w e2,e2 bne divmod_L21 +divmod_L22A: rotxl.w r2 bcs divmod_L23 shlr.l er0 |