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authorJeff Law <law@gcc.gnu.org>1995-12-17 12:32:56 -0700
committerJeff Law <law@gcc.gnu.org>1995-12-17 12:32:56 -0700
commit0f05dcc2c239a72f763649796b68158f29ff5132 (patch)
tree589aa7dbaa45e7f049db6bf3004ce8bd27fe26bd /gcc
parent041d71807974f04fc621367fe49b0bba6468bb5c (diff)
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* pa.md: Add 2nd reload peephole somehow omitted from Nov27 changes.
From-SVN: r10791
Diffstat (limited to 'gcc')
-rw-r--r--gcc/config/pa/pa.md34
1 files changed, 34 insertions, 0 deletions
diff --git a/gcc/config/pa/pa.md b/gcc/config/pa/pa.md
index b758aa8..80f5db3 100644
--- a/gcc/config/pa/pa.md
+++ b/gcc/config/pa/pa.md
@@ -4769,6 +4769,40 @@
return \"\";
}")
+(define_peephole
+ [(set (match_operand 0 "register_operand" "f")
+ (match_operand 1 "reg_or_nonsymb_mem_operand" ""))
+ (set (match_operand 2 "register_operand" "f")
+ (match_dup 1))]
+ "! TARGET_SOFT_FLOAT
+ && GET_CODE (operands[1]) == MEM
+ && ! MEM_VOLATILE_P (operands[1])
+ && GET_MODE (operands[0]) == GET_MODE (operands[1])
+ && GET_MODE (operands[0]) == GET_MODE (operands[2])
+ && GET_MODE (operands[0]) == DFmode
+ && REGNO_REG_CLASS (REGNO (operands[1]))
+ == REGNO_REG_CLASS (REGNO (operands[2]))"
+ "*
+{
+ enum machine_mode mode = GET_MODE (operands[0]);
+ rtx xoperands[2];
+
+ if (FP_REG_P (operands[0]))
+ output_asm_insn (output_fp_move_double (operands), operands);
+ else
+ output_asm_insn (output_move_double (operands), operands);
+
+ xoperands[0] = operands[2];
+ xoperands[1] = operands[0];
+
+ if (FP_REG_P (xoperands[1]))
+ output_asm_insn (output_fp_move_double (xoperands), xoperands);
+ else
+ output_asm_insn (output_move_double (xoperands), xoperands);
+
+ return \"\";
+}")
+
;; Flush the I and D cache line found at the address in operand 0.
;; This is used by the trampoline code for nested functions.
;; So long as the trampoline itself is less than 32 bytes this