From 76335fefffd0708a102ae66e67b8d5e8c0ae6dac Mon Sep 17 00:00:00 2001
From: John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
Date: Tue, 28 Dec 2004 07:51:17 +0000
Subject: [PATCH] vax.c (vax_address_cost, [...]): Correct casts.
* vax.c (vax_address_cost, vax_rtx_cost): Correct casts.
(vax_rtx_cost): Handle small offsets for both PLUS and MINUS.
From-SVN: r92667
---
gcc/ChangeLog | 5 +++++
gcc/config/vax/vax.c | 17 +++++++++--------
2 files changed, 14 insertions(+), 8 deletions(-)
diff --git a/gcc/ChangeLog b/gcc/ChangeLog
index 5526fcb685e1..f1f57cb7946f 100644
--- a/gcc/ChangeLog
+++ b/gcc/ChangeLog
@@ -1,3 +1,8 @@
+2004-12-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
+
+ * vax.c (vax_address_cost, vax_rtx_cost): Correct casts.
+ (vax_rtx_cost): Handle small offsets for both PLUS and MINUS.
+
2004-12-27 Jeff Law <law@redhat.com>
* tree-ssa-dom.c (thread_across_edge): Remove broken code to
diff --git a/gcc/config/vax/vax.c b/gcc/config/vax/vax.c
index da1b481d159b..ca5fb6ac6298 100644
--- a/gcc/config/vax/vax.c
+++ b/gcc/config/vax/vax.c
@@ -474,7 +474,7 @@ vax_address_cost_1 (register rtx addr)
case CONST_INT:
/* byte offsets cost nothing (on a VAX 2, they cost 1 cycle) */
if (offset == 0)
- offset = (unsigned)(INTVAL(addr)+128) > 256;
+ offset = (unsigned HOST_WIDE_INT)(INTVAL(addr)+128) > 256;
break;
case CONST:
case SYMBOL_REF:
@@ -644,13 +644,13 @@ vax_rtx_costs_1 (register rtx x, enum rtx_code code, enum rtx_code outer_code)
fmt = "e"; /* all constant rotate counts are short */
break;
case PLUS:
- /* Check for small negative integer operand: subl2 can be used with
- a short positive constant instead. */
- if (GET_CODE (XEXP (x, 1)) == CONST_INT)
- if ((unsigned)(INTVAL (XEXP (x, 1)) + 63) < 127)
- fmt = "e";
case MINUS:
c = (mode == DFmode) ? 13 : 8; /* 6/8 on VAX 9000, 16/15 on VAX 2 */
+ /* Small integer operands can use subl2 and addl2. */
+ if ((GET_CODE (XEXP (x, 1)) == CONST_INT)
+ && (unsigned HOST_WIDE_INT)(INTVAL (XEXP (x, 1)) + 63) < 127)
+ fmt = "e";
+ break;
case IOR:
case XOR:
c = 3;
@@ -660,7 +660,7 @@ vax_rtx_costs_1 (register rtx x, enum rtx_code code, enum rtx_code outer_code)
c = 3;
if (GET_CODE (XEXP (x, 0)) == CONST_INT)
{
- if ((unsigned)~INTVAL (XEXP (x, 0)) > 63)
+ if ((unsigned HOST_WIDE_INT)~INTVAL (XEXP (x, 0)) > 63)
c = 4;
fmt = "e";
i = 1;
@@ -713,7 +713,8 @@ vax_rtx_costs_1 (register rtx x, enum rtx_code code, enum rtx_code outer_code)
switch (code)
{
case CONST_INT:
- if ((unsigned)INTVAL (op) > 63 && GET_MODE (x) != QImode)
+ if ((unsigned HOST_WIDE_INT)INTVAL (op) > 63
+ && GET_MODE (x) != QImode)
c += 1; /* 2 on VAX 2 */
break;
case CONST:
--
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