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h8300.c (output_logical_op): Use sub.w to clear a half of an SImode register on H8/300. 

* config/h8300/h8300.c (output_logical_op): Use sub.w to clear
	a half of an SImode register on H8/300.

From-SVN: r49648
This commit is contained in:
Kazu Hirata 2002-02-09 21:49:23 +00:00 committed by Kazu Hirata
parent 3611ccb484
commit 6dfa4005a2
2 changed files with 9 additions and 6 deletions
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5
gcc/ChangeLog
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@ -1,3 +1,8 @@
2002-02-09 Kazu Hirata <kazu@hxi.com>
* config/h8300/h8300.c (output_logical_op): Use sub.w to clear
a half of an SImode register on H8/300.
Sat Feb 9 18:28:02 CET 2002 Jan Hubicka <jh@suse.cz>
* i386.md (movdi_2): Add missing '!'.

10
gcc/config/h8300/h8300.c
View File

@ -1567,9 +1567,8 @@ output_logical_op (mode, code, operands)
1) the special insn (in case of AND or XOR),
2) the word-wise insn, and
3) The byte-wise insn. */
if ((TARGET_H8300H || TARGET_H8300S)
&& ((det & 0x0000ffff) == 0x0000ffff)
&& code != IOR)
if ((det & 0x0000ffff) == 0x0000ffff
&& (TARGET_H8300 ? (code == AND) : (code != IOR)))
output_asm_insn ((code == AND)
? "sub.w\t%f0,%f0" : "not.w\t%f0",
operands);
@ -1594,9 +1593,8 @@ output_logical_op (mode, code, operands)
}
}
if ((TARGET_H8300H || TARGET_H8300S)
&& ((det & 0xffff0000) == 0xffff0000)
&& code != IOR)
if ((det & 0xffff0000) == 0xffff0000
&& (TARGET_H8300 ? (code == AND) : (code != IOR)))
output_asm_insn ((code == AND)
? "sub.w\t%e0,%e0" : "not.w\t%e0",
operands);