i386.md (fix_truncxfdi2): Add clause to clobber flags register.

2004-01-21  Caroline Tice <ctice@apple.com>

	* config/i386/i386.md (fix_truncxfdi2): Add clause to clobber
        flags register.
	(fix_truncdfdi2): Likewise.
	(fix_truncsfdi2): Likewise.
	(*fix_truncdi_1): Likewise.
	(fix_truncxfsi2): Likewise.
        (fix_truncdfsi2): Likewise.
	(fix_truncsfsi2): Likewise.
	(*fix_truncsi_1): Likewise.
	(fix_truncxfhi2): Likewise.
	(fix_truncdfhi2): Likewise.
	(fix_truncsfhi2): Likewise.
	(*fix_trunchi_1): Likewise.

From-SVN: r76303

2 files changed, 49 insertions, 21 deletions

diff --git a/gcc/ChangeLog b/gcc/ChangeLog
index 19e970c..457cf00 100644
--- a/gcc/ChangeLog
+++ b/gcc/ChangeLog
@@ -1,3 +1,19 @@
+2004-01-21  Caroline Tice <ctice@apple.com>
+
+	* config/i386/i386.md (fix_truncxfdi2): Add clause to clobber 
+	flags register.
+	(fix_truncdfdi2): Likewise.
+	(fix_truncsfdi2): Likewise.
+	(*fix_truncdi_1): Likewise.
+	(fix_truncxfsi2): Likewise.
+	(fix_truncdfsi2): Likewise.
+	(fix_truncsfsi2): Likewise.
+	(*fix_truncsi_1): Likewise.
+	(fix_truncxfhi2): Likewise.
+	(fix_truncdfhi2): Likewise.
+	(fix_truncsfhi2): Likewise.
+	(*fix_trunchi_1): Likewise.
+	
 2004-01-21  Kazu Hirata  <kazu@cs.umass.edu>
 
 	* alias.c, basic-block.h, c-common.c, c-common.h,
diff --git a/gcc/config/i386/i386.md b/gcc/config/i386/i386.md
index a502f8f..0be95d0 100644
--- a/gcc/config/i386/i386.md
+++ b/gcc/config/i386/i386.md
@@ -4018,14 +4018,16 @@
 ;; Signed conversion to DImode.
 
 (define_expand "fix_truncxfdi2"
-  [(set (match_operand:DI 0 "nonimmediate_operand" "")
-        (fix:DI (match_operand:XF 1 "register_operand" "")))]
+  [(parallel [(set (match_operand:DI 0 "nonimmediate_operand" "")
+                   (fix:DI (match_operand:XF 1 "register_operand" "")))
+	      (clobber (reg:CC 17))])]
   "TARGET_80387"
   "")
 
 (define_expand "fix_truncdfdi2"
-  [(set (match_operand:DI 0 "nonimmediate_operand" "")
-        (fix:DI (match_operand:DF 1 "register_operand" "")))]
+  [(parallel [(set (match_operand:DI 0 "nonimmediate_operand" "")
+                   (fix:DI (match_operand:DF 1 "register_operand" "")))
+              (clobber (reg:CC 17))])]
   "TARGET_80387 || (TARGET_SSE2 && TARGET_64BIT)"
 {
   if (TARGET_64BIT && TARGET_SSE2)
@@ -4039,8 +4041,9 @@
 })
 
 (define_expand "fix_truncsfdi2"
-  [(set (match_operand:DI 0 "nonimmediate_operand" "")
-	(fix:DI (match_operand:SF 1 "register_operand" "")))]
+  [(parallel [(set (match_operand:DI 0 "nonimmediate_operand" "")
+	           (fix:DI (match_operand:SF 1 "register_operand" "")))
+              (clobber (reg:CC 17))])] 
   "TARGET_80387 || (TARGET_SSE && TARGET_64BIT)"
 {
   if (TARGET_SSE && TARGET_64BIT)
@@ -4057,7 +4060,8 @@
 ;; of the machinery.
 (define_insn_and_split "*fix_truncdi_1"
   [(set (match_operand:DI 0 "nonimmediate_operand" "=m,?r")
-	(fix:DI (match_operand 1 "register_operand" "f,f")))]
+	(fix:DI (match_operand 1 "register_operand" "f,f")))
+	(clobber (reg:CC 17))]
   "TARGET_80387 && FLOAT_MODE_P (GET_MODE (operands[1]))
    && !reload_completed && !reload_in_progress
    && (!SSE_FLOAT_MODE_P (GET_MODE (operands[1])) || !TARGET_64BIT)"
@@ -4179,14 +4183,16 @@
 ;; Signed conversion to SImode.
 
 (define_expand "fix_truncxfsi2"
-  [(set (match_operand:SI 0 "nonimmediate_operand" "")
-	(fix:SI (match_operand:XF 1 "register_operand" "")))]
+  [(parallel [(set (match_operand:SI 0 "nonimmediate_operand" "")
+		   (fix:SI (match_operand:XF 1 "register_operand" "")))
+	      (clobber (reg:CC 17))])]
   "TARGET_80387"
   "")
 
 (define_expand "fix_truncdfsi2"
-  [(set (match_operand:SI 0 "nonimmediate_operand" "")
-	(fix:SI (match_operand:DF 1 "register_operand" "")))]
+  [(parallel [(set (match_operand:SI 0 "nonimmediate_operand" "")
+	           (fix:SI (match_operand:DF 1 "register_operand" "")))
+	      (clobber (reg:CC 17))])]
   "TARGET_80387 || TARGET_SSE2"
 {
   if (TARGET_SSE2)
@@ -4200,8 +4206,9 @@
 })
 
 (define_expand "fix_truncsfsi2"
-  [(set (match_operand:SI 0 "nonimmediate_operand" "")
-	(fix:SI (match_operand:SF 1 "register_operand" "")))]
+  [(parallel [(set (match_operand:SI 0 "nonimmediate_operand" "")
+	           (fix:SI (match_operand:SF 1 "register_operand" "")))
+	      (clobber (reg:CC 17))])] 
   "TARGET_80387 || TARGET_SSE"
 {
   if (TARGET_SSE)
@@ -4218,7 +4225,8 @@
 ;; of the machinery.
 (define_insn_and_split "*fix_truncsi_1"
   [(set (match_operand:SI 0 "nonimmediate_operand" "=m,?r")
-	(fix:SI (match_operand 1 "register_operand" "f,f")))]
+	(fix:SI (match_operand 1 "register_operand" "f,f")))
+        (clobber (reg:CC 17))]
   "TARGET_80387 && FLOAT_MODE_P (GET_MODE (operands[1]))
    && !reload_completed && !reload_in_progress
    && !SSE_FLOAT_MODE_P (GET_MODE (operands[1]))"
@@ -4334,20 +4342,23 @@
 ;; Signed conversion to HImode.
 
 (define_expand "fix_truncxfhi2"
-  [(set (match_operand:HI 0 "nonimmediate_operand" "")
-        (fix:HI (match_operand:XF 1 "register_operand" "")))]
+  [(parallel [(set (match_operand:HI 0 "nonimmediate_operand" "")
+                   (fix:HI (match_operand:XF 1 "register_operand" "")))
+              (clobber (reg:CC 17))])] 
   "TARGET_80387"
   "")
 
 (define_expand "fix_truncdfhi2"
-  [(set (match_operand:HI 0 "nonimmediate_operand" "")
-	(fix:HI (match_operand:DF 1 "register_operand" "")))]
+  [(parallel [(set (match_operand:HI 0 "nonimmediate_operand" "")
+	           (fix:HI (match_operand:DF 1 "register_operand" "")))
+              (clobber (reg:CC 17))])]
   "TARGET_80387 && !TARGET_SSE2"
   "")
 
 (define_expand "fix_truncsfhi2"
-  [(set (match_operand:HI 0 "nonimmediate_operand" "")
-	(fix:HI (match_operand:SF 1 "register_operand" "")))]
+  [(parallel [(set (match_operand:HI 0 "nonimmediate_operand" "")
+	           (fix:HI (match_operand:SF 1 "register_operand" "")))
+               (clobber (reg:CC 17))])]
   "TARGET_80387 && !TARGET_SSE"
   "")
 
@@ -4355,7 +4366,8 @@
 ;; of the machinery.
 (define_insn_and_split "*fix_trunchi_1"
   [(set (match_operand:HI 0 "nonimmediate_operand" "=m,?r")
-	(fix:HI (match_operand 1 "register_operand" "f,f")))]
+	(fix:HI (match_operand 1 "register_operand" "f,f")))
+        (clobber (reg:CC 17))]
   "TARGET_80387 && FLOAT_MODE_P (GET_MODE (operands[1]))
    && !reload_completed && !reload_in_progress
    && !SSE_FLOAT_MODE_P (GET_MODE (operands[1]))"