Jan Hubicka <hubicka@freesoft.cz>
* i386.md (extendhisi2): Output mov instead of cw instruction for K6
to improve decoding bandwidth.
* i386.md (extendhiqi2): Likewise.
From-SVN: r26410
+Tue Apr 13 14:29:58 1999 Jan Hubicka <hubicka@freesoft.cz>
+
+ * i386.md (extendhisi2): Output mov instead of cw instruction for K6
+ to improve decoding bandwidth.
+ * i386.md (extendhiqi2): Likewise.
+
Tue Apr 13 14:26:31 1999 Jan Hubicka <hubicka@freesoft.cz>
* i386.md (movsf_push): Handle memory to memory case too, new splitter.
"*
{
if (REGNO (operands[0]) == 0
- && REG_P (operands[1]) && REGNO (operands[1]) == 0)
+ && REG_P (operands[1]) && REGNO (operands[1]) == 0
+ && (optimize_size || ix86_cpu != PROCESSOR_K6))
#ifdef INTEL_SYNTAX
return \"cwde\";
#else
"*
{
if (REGNO (operands[0]) == 0
- && REG_P (operands[1]) && REGNO (operands[1]) == 0)
+ && REG_P (operands[1]) && REGNO (operands[1]) == 0
+ && (optimize_size || ix86_cpu != PROCESSOR_K6))
return \"cbtw\";
#ifdef INTEL_SYNTAX