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[PATCH 5/6] i386: Add CCPmode
- From: Richard Henderson <rth at redhat dot com>
- To: gcc-patches at gcc dot gnu dot org
- Cc: law at redhat dot com, peterz at infradead dot org, hpa at zytor dot com, torvalds at linux-foundation dot org, jakub at redhat dot com
- Date: Thu, 7 May 2015 14:38:59 -0700
- Subject: [PATCH 5/6] i386: Add CCPmode
- Authentication-results: sourceware.org; auth=none
- References: <1431034740-5375-1-git-send-email-rth at redhat dot com>
For testing parity coming out of asm flags.
---
gcc/config/i386/i386-modes.def | 2 ++
gcc/config/i386/i386.c | 19 +++++++++++--------
2 files changed, 13 insertions(+), 8 deletions(-)
diff --git a/gcc/config/i386/i386-modes.def b/gcc/config/i386/i386-modes.def
index 0b6a1f1..714c138 100644
--- a/gcc/config/i386/i386-modes.def
+++ b/gcc/config/i386/i386-modes.def
@@ -55,6 +55,7 @@ ADJUST_ALIGNMENT (XF, TARGET_128BIT_LONG_DOUBLE ? 16 : 4);
Add CCA to indicate that only the Above flag is valid.
Add CCC to indicate that only the Carry flag is valid.
Add CCO to indicate that only the Overflow flag is valid.
+ Add CCP to indicate that only the Parity flag is valid.
Add CCS to indicate that only the Sign flag is valid.
Add CCZ to indicate that only the Zero flag is valid. */
@@ -64,6 +65,7 @@ CC_MODE (CCNO);
CC_MODE (CCA);
CC_MODE (CCC);
CC_MODE (CCO);
+CC_MODE (CCP);
CC_MODE (CCS);
CC_MODE (CCZ);
CC_MODE (CCFP);
diff --git a/gcc/config/i386/i386.c b/gcc/config/i386/i386.c
index c47134e..7cbb465 100644
--- a/gcc/config/i386/i386.c
+++ b/gcc/config/i386/i386.c
@@ -15001,21 +15001,21 @@ put_condition_code (enum rtx_code code, machine_mode mode, bool reverse,
case CCAmode:
suffix = "a";
break;
-
case CCCmode:
suffix = "c";
break;
-
case CCOmode:
suffix = "o";
break;
-
+ case CCPmode:
+ suffix = "p";
+ break;
case CCSmode:
suffix = "s";
break;
-
default:
suffix = "e";
+ break;
}
break;
case NE:
@@ -15024,21 +15024,21 @@ put_condition_code (enum rtx_code code, machine_mode mode, bool reverse,
case CCAmode:
suffix = "na";
break;
-
case CCCmode:
suffix = "nc";
break;
-
case CCOmode:
suffix = "no";
break;
-
+ case CCPmode:
+ suffix = "np";
+ break;
case CCSmode:
suffix = "ns";
break;
-
default:
suffix = "ne";
+ break;
}
break;
case GT:
@@ -19769,6 +19769,7 @@ ix86_match_ccmode (rtx insn, machine_mode req_mode)
case CCAmode:
case CCCmode:
case CCOmode:
+ case CCPmode:
case CCSmode:
if (set_mode != req_mode)
return false;
@@ -19917,6 +19918,7 @@ ix86_cc_modes_compatible (machine_mode m1, machine_mode m2)
case CCAmode:
case CCCmode:
case CCOmode:
+ case CCPmode:
case CCSmode:
case CCZmode:
switch (m2)
@@ -19931,6 +19933,7 @@ ix86_cc_modes_compatible (machine_mode m1, machine_mode m2)
case CCAmode:
case CCCmode:
case CCOmode:
+ case CCPmode:
case CCSmode:
case CCZmode:
return CCmode;
--
2.1.0