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i386: Remove REG_ALLOC_ORDER definition

Message ID CAFULd4ZAa-yZHhR+LOEMA-SAyAHbZ3P=hskG5=v8tO7W6kaAHA@mail.gmail.com
State New
Headers show
Series i386: Remove REG_ALLOC_ORDER definition | expand

Commit Message

Uros Bizjak Dec. 9, 2020, 8:08 p.m. UTC 
REG_ALLOC_ORDER just defines what the default is set to.

2020-12-09  Uroš Bizjak  <ubizjak@gmail.com>

gcc/
    * config/i386/i386.h (REG_ALLOC_ORDER): Remove.

Bootstrapped and regression tested on x86_64-linux-gnu {,-m32}.

Pushed to master.

Uros.
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Patch

diff --git a/gcc/config/i386/i386.h b/gcc/config/i386/i386.h
index d157d30ec17..e88738ca873 100644
--- a/gcc/config/i386/i386.h
+++ b/gcc/config/i386/i386.h
@@ -1163,22 +1163,6 @@  extern const char *host_detect_local_cpu (int argc, const char **argv);
  /* k0,  k1,  k2,  k3,  k4,  k5,  k6,  k7*/			\
      1,   1,   1,   1,   1,   1,   1,   1 }
 
-/* Order in which to allocate registers.  Each register must be
-   listed once, even those in FIXED_REGISTERS.  List frame pointer
-   late and fixed registers last.  Note that, in general, we prefer
-   registers listed in CALL_USED_REGISTERS, keeping the others
-   available for storage of persistent values.
-
-   The ADJUST_REG_ALLOC_ORDER actually overwrite the order,
-   so this is just empty initializer for array.  */
-
-#define REG_ALLOC_ORDER							\
-{ 0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15,			\
-  16, 17, 18, 19, 20, 21, 22, 23, 24, 25, 26, 27, 28, 29, 30, 31,	\
-  32, 33, 34, 35, 36, 37, 38, 39, 40, 41, 42, 43, 44, 45, 46, 47,	\
-  48, 49, 50, 51, 52, 53, 54, 55, 56, 57, 58, 59, 60, 61, 62, 63,	\
-  64, 65, 66, 67, 68, 69, 70, 71, 72, 73, 74, 75 }
-
 /* ADJUST_REG_ALLOC_ORDER is a macro which permits reg_alloc_order
    to be rearranged based on a particular function.  When using sse math,
    we want to allocate SSE before x87 registers and vice versa.  */