**diff options**

author | Ori Bernstein <ori@markovcorp.com> | 2019-02-27 17:34:03 -0800 |
---|---|---|

committer | Ori Bernstein <ori@markovcorp.com> | 2019-02-27 17:36:55 -0800 |

commit | 082f10a8b41f7768c2941950872526fcf45b0ccd (patch) | |

tree | 0fd1ae45c8c31210de33141196ded2122152ca02 /6/ra.c | |

parent | f238030498f6b30f6d11e000b053e6f5154e4702 (diff) | |

download | mc-082f10a8b41f7768c2941950872526fcf45b0ccd.tar.gz |

Remove unused lines from the regmap.

These were placeholders for %rpb, %rsp -- but we never
use %rsp and %rbp in the colormap, so they were just
dead lines that caused confusion.

Diffstat (limited to '6/ra.c')

-rw-r--r-- | 6/ra.c | 77 |

1 files changed, 40 insertions, 37 deletions

@@ -45,10 +45,14 @@ Usemap deftab[] = { #undef Use }; -/* A map of which registers interfere */ -#define Northogonal 32 +/* + * A map of which registers interfere. A write to + * any entry in regmap[colormap[reg]] will clobber + * any of the other values in that row of regmap. + */ +#define Northogonal (32 - 2) Reg regmap[Northogonal][Nmode] = { - /* None, ModeB, ModeW, ModeL, ModeQ, ModeF, ModeD */ + /* None, ModeB, ModeW, ModeL, ModeQ, ModeF, ModeD */ [0] = {Rnone, Ral, Rax, Reax, Rrax, Rnone, Rnone}, [1] = {Rnone, Rcl, Rcx, Recx, Rrcx, Rnone, Rnone}, [2] = {Rnone, Rdl, Rdx, Redx, Rrdx, Rnone, Rnone}, @@ -63,24 +67,22 @@ Reg regmap[Northogonal][Nmode] = { [11] = {Rnone, Rr13b, Rr13w, Rr13d, Rr13, Rnone, Rnone}, [12] = {Rnone, Rr14b, Rr14w, Rr14d, Rr14, Rnone, Rnone}, [13] = {Rnone, Rr15b, Rr15w, Rr15d, Rr15, Rnone, Rnone}, - [14] = {Rnone, Rnone, Rnone, Rnone, Rnone, Rnone, Rnone}, - [15] = {Rnone, Rnone, Rnone, Rnone, Rnone, Rnone, Rnone}, - [16] = {Rnone, Rnone, Rnone, Rnone, Rnone, Rxmm0f, Rxmm0d}, - [17] = {Rnone, Rnone, Rnone, Rnone, Rnone, Rxmm1f, Rxmm1d}, - [18] = {Rnone, Rnone, Rnone, Rnone, Rnone, Rxmm2f, Rxmm2d}, - [19] = {Rnone, Rnone, Rnone, Rnone, Rnone, Rxmm3f, Rxmm3d}, - [20] = {Rnone, Rnone, Rnone, Rnone, Rnone, Rxmm4f, Rxmm4d}, - [21] = {Rnone, Rnone, Rnone, Rnone, Rnone, Rxmm5f, Rxmm5d}, - [22] = {Rnone, Rnone, Rnone, Rnone, Rnone, Rxmm6f, Rxmm6d}, - [23] = {Rnone, Rnone, Rnone, Rnone, Rnone, Rxmm7f, Rxmm7d}, - [24] = {Rnone, Rnone, Rnone, Rnone, Rnone, Rxmm8f, Rxmm8d}, - [25] = {Rnone, Rnone, Rnone, Rnone, Rnone, Rxmm9f, Rxmm9d}, - [26] = {Rnone, Rnone, Rnone, Rnone, Rnone, Rxmm10f, Rxmm10d}, - [27] = {Rnone, Rnone, Rnone, Rnone, Rnone, Rxmm11f, Rxmm11d}, - [28] = {Rnone, Rnone, Rnone, Rnone, Rnone, Rxmm12f, Rxmm12d}, - [29] = {Rnone, Rnone, Rnone, Rnone, Rnone, Rxmm13f, Rxmm13d}, - [30] = {Rnone, Rnone, Rnone, Rnone, Rnone, Rxmm14f, Rxmm14d}, - [31] = {Rnone, Rnone, Rnone, Rnone, Rnone, Rxmm15f, Rxmm15d}, + [14] = {Rnone, Rnone, Rnone, Rnone, Rnone, Rxmm0f, Rxmm0d}, + [15] = {Rnone, Rnone, Rnone, Rnone, Rnone, Rxmm1f, Rxmm1d}, + [16] = {Rnone, Rnone, Rnone, Rnone, Rnone, Rxmm2f, Rxmm2d}, + [17] = {Rnone, Rnone, Rnone, Rnone, Rnone, Rxmm3f, Rxmm3d}, + [18] = {Rnone, Rnone, Rnone, Rnone, Rnone, Rxmm4f, Rxmm4d}, + [19] = {Rnone, Rnone, Rnone, Rnone, Rnone, Rxmm5f, Rxmm5d}, + [20] = {Rnone, Rnone, Rnone, Rnone, Rnone, Rxmm6f, Rxmm6d}, + [21] = {Rnone, Rnone, Rnone, Rnone, Rnone, Rxmm7f, Rxmm7d}, + [22] = {Rnone, Rnone, Rnone, Rnone, Rnone, Rxmm8f, Rxmm8d}, + [23] = {Rnone, Rnone, Rnone, Rnone, Rnone, Rxmm9f, Rxmm9d}, + [24] = {Rnone, Rnone, Rnone, Rnone, Rnone, Rxmm10f, Rxmm10d}, + [25] = {Rnone, Rnone, Rnone, Rnone, Rnone, Rxmm11f, Rxmm11d}, + [26] = {Rnone, Rnone, Rnone, Rnone, Rnone, Rxmm12f, Rxmm12d}, + [27] = {Rnone, Rnone, Rnone, Rnone, Rnone, Rxmm13f, Rxmm13d}, + [28] = {Rnone, Rnone, Rnone, Rnone, Rnone, Rxmm14f, Rxmm14d}, + [29] = {Rnone, Rnone, Rnone, Rnone, Rnone, Rxmm15f, Rxmm15d}, }; /* Which regmap entry a register maps to */ @@ -100,24 +102,25 @@ int colourmap[Nreg] = { [Rr13b] = 11, [Rr13w] = 11, [Rr13d] = 11, [Rr13] = 11, [Rr14b] = 12, [Rr14w] = 12, [Rr14d] = 12, [Rr14] = 12, [Rr15b] = 13, [Rr15w] = 13, [Rr15d] = 13, [Rr15] = 13, + [Rrsp] = 14, [Rrbp] = 15, /* float */ - [Rxmm0f] = 16, [Rxmm0d] = 16, - [Rxmm1f] = 17, [Rxmm1d] = 17, - [Rxmm2f] = 18, [Rxmm2d] = 18, - [Rxmm3f] = 19, [Rxmm3d] = 19, - [Rxmm4f] = 20, [Rxmm4d] = 20, - [Rxmm5f] = 21, [Rxmm5d] = 21, - [Rxmm6f] = 22, [Rxmm6d] = 22, - [Rxmm7f] = 23, [Rxmm7d] = 23, - [Rxmm8f] = 24, [Rxmm8d] = 24, - [Rxmm9f] = 25, [Rxmm9d] = 25, - [Rxmm10f] = 26, [Rxmm10d] = 26, - [Rxmm11f] = 27, [Rxmm11d] = 27, - [Rxmm12f] = 28, [Rxmm12d] = 28, - [Rxmm13f] = 29, [Rxmm13d] = 29, - [Rxmm14f] = 30, [Rxmm14d] = 30, - [Rxmm15f] = 31, [Rxmm15d] = 31, + [Rxmm0f] = 14, [Rxmm0d] = 14, + [Rxmm1f] = 15, [Rxmm1d] = 15, + [Rxmm2f] = 16, [Rxmm2d] = 16, + [Rxmm3f] = 17, [Rxmm3d] = 17, + [Rxmm4f] = 18, [Rxmm4d] = 18, + [Rxmm5f] = 19, [Rxmm5d] = 19, + [Rxmm6f] = 20, [Rxmm6d] = 20, + [Rxmm7f] = 21, [Rxmm7d] = 21, + [Rxmm8f] = 22, [Rxmm8d] = 22, + [Rxmm9f] = 23, [Rxmm9d] = 23, + [Rxmm10f] = 24, [Rxmm10d] = 24, + [Rxmm11f] = 25, [Rxmm11d] = 25, + [Rxmm12f] = 26, [Rxmm12d] = 26, + [Rxmm13f] = 27, [Rxmm13d] = 27, + [Rxmm14f] = 28, [Rxmm14d] = 28, + [Rxmm15f] = 29, [Rxmm15d] = 29, }; size_t modesize[Nmode] = { |