6502_gcc.S编译出来基本无差异

2025-07-09 00:55:12 +08:00
parent 403b03e115
commit 61093b6cdf
3 changed files with 16 additions and 32 deletions
--- a/Project/Src/NES/6502cart_gcc.S
+++ b/Project/Src/NES/6502cart_gcc.S
@@ -156,8 +156,7 @@ flush:    // update m6502_pc & lastbank
  ldr r1,[globalptr,#lastbank]
  sub r9,r9,r1
  and r1,r9,#0xE000     // //r9<EFBFBD><EFBFBD>0xe000<EFBFBD><EFBFBD>λ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
-  ldr r2, =memmap_tbl
-  add r2, globalptr     // //<EFBFBD>Ѵ洢<EFBFBD><EFBFBD>ӳ<EFBFBD><EFBFBD><EFBFBD><EFBFBD>ַ<EFBFBD><EFBFBD><EFBFBD>ص<EFBFBD>r2
+  add r2, globalptr,#memmap_tbl     // //<EFBFBD>Ѵ洢<EFBFBD><EFBFBD>ӳ<EFBFBD><EFBFBD><EFBFBD><EFBFBD>ַ<EFBFBD><EFBFBD><EFBFBD>ص<EFBFBD>r2
  lsr r1,r1,#11        // //>>11λ    r1/2048
  ldr r0,[r2,r1]        // //<EFBFBD><EFBFBD>ȡr2<EFBFBD><EFBFBD>ַ+r1ƫ<EFBFBD>Ƶ<EFBFBD><EFBFBD><EFBFBD><EFBFBD>ݵ<EFBFBD>r0