Commit d71a8c3b by Ulrich Weigand Committed by Ulrich Weigand

s390.md ("movhi"): Do not emit extender pattern when loading from a (MEM (ADDRESSOF ...)).

	* config/s390/s390.md ("movhi"): Do not emit extender pattern
	when loading from a (MEM (ADDRESSOF ...)).
	("movqi"): Likewise.

From-SVN: r74037
parent 65f0edec
2003-11-29 Ulrich Weigand <uweigand@de.ibm.com>
* config/s390/s390.md ("movhi"): Do not emit extender pattern
when loading from a (MEM (ADDRESSOF ...)).
("movqi"): Likewise.
2003-11-29 Joseph S. Myers <jsm@polyomino.org.uk> 2003-11-29 Joseph S. Myers <jsm@polyomino.org.uk>
PR c/10333 PR c/10333
......
...@@ -1313,7 +1313,8 @@ ...@@ -1313,7 +1313,8 @@
always sign-extends (at least) to SImode. */ always sign-extends (at least) to SImode. */
if (optimize && !no_new_pseudos if (optimize && !no_new_pseudos
&& register_operand (operands[0], VOIDmode) && register_operand (operands[0], VOIDmode)
&& memory_operand (operands[1], VOIDmode)) && GET_CODE (operands[1]) == MEM
&& GET_CODE (XEXP (operands[1], 0)) != ADDRESSOF)
{ {
rtx tmp = gen_reg_rtx (SImode); rtx tmp = gen_reg_rtx (SImode);
rtx ext = gen_rtx_SIGN_EXTEND (SImode, operands[1]); rtx ext = gen_rtx_SIGN_EXTEND (SImode, operands[1]);
...@@ -1360,7 +1361,8 @@ ...@@ -1360,7 +1361,8 @@
is just as fast as a QImode load. */ is just as fast as a QImode load. */
if (TARGET_ZARCH && optimize && !no_new_pseudos if (TARGET_ZARCH && optimize && !no_new_pseudos
&& register_operand (operands[0], VOIDmode) && register_operand (operands[0], VOIDmode)
&& memory_operand (operands[1], VOIDmode)) && GET_CODE (operands[1]) == MEM
&& GET_CODE (XEXP (operands[1], 0)) != ADDRESSOF)
{ {
rtx tmp = gen_reg_rtx (word_mode); rtx tmp = gen_reg_rtx (word_mode);
rtx ext = gen_rtx_ZERO_EXTEND (word_mode, operands[1]); rtx ext = gen_rtx_ZERO_EXTEND (word_mode, operands[1]);
......
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