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bump max parallel move size
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parent
e01207f772
commit
2ccbf477c7
10
rega.c
10
rega.c
@ -15,13 +15,17 @@ struct RMap {
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int n;
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int n;
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};
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};
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enum {
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NPm = 128, /* max copies in a parallel move */
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};
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static bits regu; /* registers used */
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static bits regu; /* registers used */
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static Tmp *tmp; /* function temporaries */
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static Tmp *tmp; /* function temporaries */
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static Mem *mem; /* function mem references */
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static Mem *mem; /* function mem references */
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static struct {
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static struct {
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Ref src, dst;
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Ref src, dst;
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int cls;
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int cls;
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} pm[Tmp0]; /* parallel move constructed */
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} pm[NPm]; /* parallel move constructed */
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static int npm; /* size of pm */
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static int npm; /* size of pm */
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static int loop; /* current loop level */
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static int loop; /* current loop level */
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@ -190,8 +194,8 @@ mdump(RMap *m)
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static void
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static void
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pmadd(Ref src, Ref dst, int k)
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pmadd(Ref src, Ref dst, int k)
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{
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{
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if (npm == Tmp0)
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if (npm == NPm)
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die("cannot have more moves than registers");
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die("no more pm slots");
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pm[npm].src = src;
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pm[npm].src = src;
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pm[npm].dst = dst;
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pm[npm].dst = dst;
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pm[npm].cls = k;
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pm[npm].cls = k;
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