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re PR target/30634 (FAIL: gfortran.fortran-torture/execute/intrinsic_set_exponent.f90)

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PR target/30634
	* pa.md (movdf): For 64-bit target, fail if operand 1 is a non-zero
	CONST_DOUBLE and operand 0 is a hard register.
	(movdi): For 64-bit target, remove code to force CONST_DOUBLE to
	memory.  Fail if operand 1 is a non-zero CONST_INT and operand 0
	is a hard floating-point register.

From-SVN: r121803
This commit is contained in:
John David Anglin
2007-02-10 19:54:33 +00:00
committed by John David Anglin
parent 4b2ab38cc6
commit 887ab8335d
2 changed files with 32 additions and 4 deletions
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9
gcc/ChangeLog
View File

@@ -1,3 +1,12 @@
2007-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
PR target/30634
* pa.md (movdf): For 64-bit target, fail if operand 1 is a non-zero
CONST_DOUBLE and operand 0 is a hard register.
(movdi): For 64-bit target, remove code to force CONST_DOUBLE to
memory. Fail if operand 1 is a non-zero CONST_INT and operand 0
is a hard floating-point register.
2007-02-06 Mark Mitchell <mark@codesourcery.com>
PR target/29487

27
gcc/config/pa/pa.md
View File

@@ -4098,8 +4098,18 @@
""
"
{
if (GET_CODE (operands[1]) == CONST_DOUBLE && TARGET_64BIT)
operands[1] = force_const_mem (DFmode, operands[1]);
if (TARGET_64BIT
&& GET_CODE (operands[1]) == CONST_DOUBLE
&& operands[1] != CONST0_RTX (DFmode))
{
/* We rely on reload to legitimize the insn generated after
we force the CONST_DOUBLE to memory. This doesn't happen
if OPERANDS[0] is a hard register. */
if (REG_P (operands[0]) && HARD_REGISTER_P (operands[0]))
FAIL;
operands[1] = force_const_mem (DFmode, operands[1]);
}
if (emit_move_sequence (operands, DFmode, 0))
DONE;
@@ -4358,8 +4368,17 @@
""
"
{
if (GET_CODE (operands[1]) == CONST_DOUBLE && TARGET_64BIT)
operands[1] = force_const_mem (DImode, operands[1]);
/* Except for zero, we don't support loading a CONST_INT directly
to a hard floating-point register since a scratch register is
needed for the operation. While the operation could be handled
before no_new_pseudos is true, the simplest solution is to fail. */
if (TARGET_64BIT
&& GET_CODE (operands[1]) == CONST_INT
&& operands[1] != CONST0_RTX (DImode)
&& REG_P (operands[0])
&& HARD_REGISTER_P (operands[0])
&& REGNO (operands[0]) >= 32)
FAIL;
if (emit_move_sequence (operands, DImode, 0))
DONE;