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[i386] : Some trivial cleanups

Message ID CAFULd4YWL=Y1rGEfnwb+0KWxE34ZyjP3ufcVfDzstwb4oL8Drg@mail.gmail.com
State New
Headers show

Commit Message

Uros Bizjak May 6, 2017, 7:03 a.m. UTC 
2017-05-06  Uros Bizjak  <ubizjak@gmail.com>

    * config/i386/i386.c (ext_80387_constant_init): Do not explicitly
    initialize to zero.
    (init_regs): Remove declaration.
    (function_arg_advance_32): Initialize error_p as boolean variable.

Bootstrapped and regression tested on x86_64-linux-gnu.

Committed to mainline SVN.

Uros.
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Patch

diff --git a/gcc/config/i386/i386.c b/gcc/config/i386/i386.c
index 9c429de..0d27113 100644
--- a/gcc/config/i386/i386.c
+++ b/gcc/config/i386/i386.c
@@ -2569,7 +2569,7 @@  enum x86_64_reg_class
 
 /* Table of constants used by fldpi, fldln2, etc....  */
 static REAL_VALUE_TYPE ext_80387_constants_table [5];
-static bool ext_80387_constants_init = 0;
+static bool ext_80387_constants_init;
 
 
 static struct machine_function * ix86_init_machine_status (void);
@@ -8544,9 +8544,6 @@  ix86_asm_output_function_label (FILE *asm_out_file, const char *fname,
     }
 }
 
-/* regclass.c  */
-extern void init_regs (void);
-
 /* Implementation of call abi switching target hook. Specific to FNDECL
    the specific call register sets are set.  See also
    ix86_conditional_register_usage for more details.  */
@@ -9665,7 +9662,7 @@  function_arg_advance_32 (CUMULATIVE_ARGS *cum, machine_mode mode,
 			 HOST_WIDE_INT words)
 {
   int res = 0;
-  bool error_p = NULL;
+  bool error_p = false;
 
   if (TARGET_IAMCU)
     {
@@ -9710,13 +9707,13 @@  pass_in_reg:
 
     case DFmode:
       if (cum->float_in_sse == -1)
-	error_p = 1;
+	error_p = true;
       if (cum->float_in_sse < 2)
 	break;
       /* FALLTHRU */
     case SFmode:
       if (cum->float_in_sse == -1)
-	error_p = 1;
+	error_p = true;
       if (cum->float_in_sse < 1)
 	break;
       /* FALLTHRU */
@@ -9978,13 +9975,13 @@  pass_in_reg:
 
     case DFmode:
       if (cum->float_in_sse == -1)
-	error_p = 1;
+	error_p = true;
       if (cum->float_in_sse < 2)
 	break;
       /* FALLTHRU */
     case SFmode:
       if (cum->float_in_sse == -1)
-	error_p = 1;
+	error_p = true;
       if (cum->float_in_sse < 1)
 	break;
       /* FALLTHRU */