i386: Add CCPmode

For testing parity coming out of asm flags.

From-SVN: r223026

diff --git a/gcc/ChangeLog b/gcc/ChangeLog
index a4690b78399ca9c535ce9239be02fae9a3f35f6e..f7d9856ab0541e67a0740f62a4624a8021896cc1 100644 (file)
--- a/gcc/ChangeLog
+++ b/gcc/ChangeLog
@@ -1,3 +1,9 @@
+2015-05-11  Richard Henderson  <rth@redhat.com>
+
+       * config/i386/i386-modes.def (CCP): New.
+       * config/i386/i386.c (put_condition_code): Handle it.
+       (ix86_match_ccmode, ix86_cc_modes_compatible): Likewise.
+
 2015-05-11  Richard Henderson  <rth@redhat.com>
 
        * target.def (md_asm_clobbers): Replace with...

diff --git a/gcc/config/i386/i386-modes.def b/gcc/config/i386/i386-modes.def
index 0b6a1f157f6a7a96149c17916302a76565a25c76..714c138cc6a055b06f033c61e0dbddbf3ed09718 100644 (file)
--- 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 70becc0e737315a42debec499afb72be738e5fe1..1f130971204230286ff56000ff86616f6ad06f65 100644 (file)
--- a/gcc/config/i386/i386.c
+++ b/gcc/config/i386/i386.c
@@ -14997,21 +14997,21 @@ 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:
@@ -15020,21 +15020,21 @@ 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:
@@ -19765,6 +19765,7 @@ 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;
@@ -19913,6 +19914,7 @@ ix86_cc_modes_compatible (machine_mode m1, machine_mode m2)
     case CCAmode:
     case CCCmode:
     case CCOmode:
+    case CCPmode:
     case CCSmode:
     case CCZmode:
       switch (m2)
@@ -19927,6 +19929,7 @@ ix86_cc_modes_compatible (machine_mode m1, machine_mode m2)
        case CCAmode:
        case CCCmode:
        case CCOmode:
+       case CCPmode:
        case CCSmode:
        case CCZmode:
          return CCmode;