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727081 |
2004-07-25 David Edelsohn <edelsohn@gnu.org>
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727081 |
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727081 |
PR target/16239
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727081 |
* config/rs6000/rs6000.md (movdi_internal64): Further disparage
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727081 |
f->f.
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727081 |
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727081 |
2002-11-06 David Edelsohn <edelsohn@gnu.org>
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727081 |
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727081 |
PR target/8480, optimization/8328
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727081 |
* config/rs6000/rs6000.md (movdi_internal64): Discourage
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727081 |
FPR to FPR moves.
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727081 |
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727081 |
2004-12-22 Ben Elliston <bje@au.ibm.com>
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727081 |
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727081 |
PR optimization/8328
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727081 |
* gcc.dg/pr8328.c: New test.
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727081 |
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727081 |
--- gcc/config/rs6000/rs6000.md 16 Jul 2003 11:40:06 -0000
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727081 |
+++ gcc/config/rs6000/rs6000.md 22 Dec 2004 08:31:18 -0000
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727081 |
@@ -8749,7 +8749,7 @@
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727081 |
}")
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727081 |
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727081 |
(define_insn "*movdi_internal64"
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727081 |
- [(set (match_operand:DI 0 "nonimmediate_operand" "=r,r,m,r,r,r,r,f,f,m,r,*h,*h")
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727081 |
+ [(set (match_operand:DI 0 "nonimmediate_operand" "=r,r,m,r,r,r,r,??f,f,m,r,*h,*h")
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727081 |
(match_operand:DI 1 "input_operand" "r,m,r,I,L,nF,R,f,m,f,*h,r,0"))]
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727081 |
"TARGET_POWERPC64
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727081 |
&& (gpc_reg_operand (operands[0], DImode)
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727081 |
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727081 |
--- gcc/testsuite/gcc.dg/pr8328.c 1 Jan 1970 00:00:00 -0000
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727081 |
+++ gcc/testsuite/gcc.dg/pr8328.c 22 Dec 2004 08:31:18 -0000
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727081 |
@@ -0,0 +1,117 @@
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727081 |
+/* { dg-do compile { target powerpc64-*-linux* } } */
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727081 |
+/* { dg-options "-O3" } */
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727081 |
+
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727081 |
+/* This test case comes from the original PR. */
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727081 |
+
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727081 |
+struct list
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727081 |
+{
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727081 |
+ unsigned short type;
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727081 |
+ unsigned int len;
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727081 |
+ void *data;
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727081 |
+ short *ind;
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727081 |
+};
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727081 |
+
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727081 |
+extern int foo (int *);
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727081 |
+extern int bar (void);
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727081 |
+extern int qwe (struct list *);
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727081 |
+extern long check (int *);
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727081 |
+extern void display (int *);
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727081 |
+extern void trace (int *);
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727081 |
+
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727081 |
+int
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727081 |
+myfunc (int *opts, char *str)
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727081 |
+{
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727081 |
+ short num;
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727081 |
+ int loc;
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727081 |
+ int start;
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727081 |
+ int len;
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727081 |
+ int code;
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727081 |
+ int rc = 0;
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727081 |
+
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727081 |
+ if (code && (rc = check (opts)))
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727081 |
+ goto exit;
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727081 |
+
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727081 |
+ foo (&code);
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727081 |
+ {
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727081 |
+ struct list mylist[1];
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727081 |
+ mylist[0].type = 960;
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727081 |
+ mylist[0].len = 4;
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727081 |
+ mylist[0].data = (void *) &loc;
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727081 |
+ mylist[0].ind = 0L;
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727081 |
+ qwe (mylist);
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727081 |
+ }
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727081 |
+ bar ();
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727081 |
+
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727081 |
+ if (code && (rc = check (opts)))
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727081 |
+ goto exit;
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727081 |
+
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727081 |
+ foo (&code);
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727081 |
+ bar ();
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727081 |
+
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727081 |
+ if (code && (rc = check (opts)))
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727081 |
+ goto exit;
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727081 |
+
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727081 |
+ if (opts)
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727081 |
+ trace (opts);
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727081 |
+
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727081 |
+ display (opts);
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727081 |
+
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727081 |
+ while (code >= 0)
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727081 |
+ {
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727081 |
+ foo (&code);
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727081 |
+ {
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727081 |
+ struct list mylist[1];
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727081 |
+ mylist[0].type = 500;
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727081 |
+ mylist[0].len = 2;
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727081 |
+ mylist[0].data = (void *) #
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727081 |
+ mylist[0].ind = 0L;
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727081 |
+ qwe (mylist);
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727081 |
+ }
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727081 |
+ bar ();
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727081 |
+ {
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727081 |
+ struct list mylist[3];
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727081 |
+ mylist[0].type = 960;
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727081 |
+ mylist[0].len = 4;
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727081 |
+ mylist[0].data = (void *) &loc;
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727081 |
+ mylist[0].ind = 0L;
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727081 |
+ mylist[1].type = 496;
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727081 |
+ mylist[1].len = 4;
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727081 |
+ mylist[1].data = (void *) &start;
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727081 |
+ mylist[1].ind = 0L;
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727081 |
+ mylist[2].type = 496;
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727081 |
+ mylist[2].len = 4;
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727081 |
+ mylist[2].data = (void *) &len;
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727081 |
+ mylist[2].ind = 0L;
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727081 |
+ qwe (mylist);
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727081 |
+ }
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727081 |
+ {
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727081 |
+ struct list mylist[4];
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727081 |
+ mylist[0].type = 460;
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727081 |
+ mylist[0].len = 129;
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727081 |
+ mylist[0].data = (void *) str;
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727081 |
+ mylist[0].ind = 0L;
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727081 |
+ mylist[1].type = 460;
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727081 |
+ mylist[1].len = 129;
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727081 |
+ mylist[1].data = (void *) str;
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727081 |
+ mylist[1].ind = 0L;
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727081 |
+ mylist[2].type = 460;
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727081 |
+ mylist[2].len = 9;
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727081 |
+ mylist[2].data = (void *) str;
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727081 |
+ mylist[2].ind = 0L;
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727081 |
+ mylist[3].type = 500;
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727081 |
+ mylist[3].len = 2;
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727081 |
+ mylist[3].data = (void *) str;
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727081 |
+ mylist[3].ind = 0L;
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727081 |
+ qwe (mylist);
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727081 |
+ }
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727081 |
+ }
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727081 |
+
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727081 |
+ exit:
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727081 |
+ {
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727081 |
+ struct list mylist[1];
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727081 |
+ mylist[0].data = (void *) &loc;
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727081 |
+ mylist[0].ind = 0L;
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727081 |
+ qwe (mylist);
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727081 |
+ }
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727081 |
+ return (rc);
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727081 |
+}
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