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jump directly to shift to eliminate a sub-switch (Primos rebuild gcov)

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After profiling Primos rebuild, shift instructions are #8
This commit is contained in:
Jim
2007-10-21 00:00:00 -04:00
parent 9d6903b4e2
commit 73eaf5cfd5
3 changed files with 238 additions and 169 deletions
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57
dispatch.h
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@@ -355,10 +355,63 @@ DIGEN(001306, "MDRS", d_mdxx);
DIGEN(001307, "MDWC", d_mdxx);
DIGEN(001324, "MDIW", d_mdxx);
/* initialize class 1 generics (shift group) */
/* initialize entire class 1 generics (shift group) to "badshift",
then initialize each individual shift instruction */
for (i = 02000; i < 04000; i++) {
disp_gen[i] = &&d_gen1;
disp_gen[i] = &&d_badshift;
}
for (i = 02000; i < 02100; i++) {
disp_gen[i] = &&d_lrl;
}
for (i = 02100; i < 02200; i++) {
disp_gen[i] = &&d_lrs;
}
for (i = 02200; i < 02300; i++) {
disp_gen[i] = &&d_lrr;
}
for (i = 02300; i < 02400; i++) {
disp_gen[i] = &&d_300shift;
}
for (i = 02400; i < 02500; i++) {
disp_gen[i] = &&d_arl;
}
for (i = 02500; i < 02600; i++) {
disp_gen[i] = &&d_ars;
}
for (i = 02600; i < 02700; i++) {
disp_gen[i] = &&d_arr;
}
for (i = 03000; i < 03100; i++) {
disp_gen[i] = &&d_lll;
}
for (i = 03100; i < 03200; i++) {
disp_gen[i] = &&d_lls;
}
for (i = 03200; i < 03300; i++) {
disp_gen[i] = &&d_llr;
}
for (i = 03400; i < 03500; i++) {
disp_gen[i] = &&d_all;
}
for (i = 03500; i < 03600; i++) {
disp_gen[i] = &&d_als;
}
for (i = 03600; i < 03700; i++) {
disp_gen[i] = &&d_alr;
}
/* initialize class 2 generics (skip group) */