Last stretch to get PPC native tests working

2017-05-11 15:09:43 -05:00
parent 7eceb9db09
commit 737b78ad49
8 changed files with 131 additions and 52 deletions
--- a/src/xenia/cpu/ppc/testing/seq_jumptable_constants.s
+++ b/src/xenia/cpu/ppc/testing/seq_jumptable_constants.s
@@ -0,0 +1,47 @@
+the_function:
+  cmpwi cr6, r3, 3
+  bgt .case_3
+  lis r11, .the_table@h
+  addi r11, r11, .the_table@l
+  slwi r3, r3, 2
+  lwzx r3, r11, r3
+  mtspr ctr, r3
+  bctr
+.the_table:
+  .long .case_0
+  .long .case_1
+  .long .case_2
+  .long .case_3
+.case_0:
+  li r11, 8
+  b .the_divide
+.case_1:
+  li r11, 16
+  b .the_divide
+.case_2:
+  li r11, 24
+  b .the_divide
+.case_3:
+  li r11, 32
+.the_divide:
+  extsw r11, r11
+  tdllei r11, 0
+  divdu r4, r4, r11
+  blr
+
+test_jumptable_constants:
+  mfspr r12, lr
+  li r3, 0
+  li r4, 1024
+  bl the_function
+  li r3, 1
+  li r4, 1024
+  bl the_function
+  li r3, 2
+  li r4, 1024
+  bl the_function
+  li r3, 3
+  li r4, 1024
+  bl the_function
+  mtspr lr, r12
+  blr