DrSocalkwe3n/luajit
1
0
Fork 0
Code Issues Pull Requests Actions Packages Projects Releases Wiki Activity

String buffer refactoring, part 2.

Browse Source 
Switch to pointers for start/pos/end of buffer.
Abstract out some buffer writers.
This commit is contained in:
Mike Pall
2013-02-27 21:17:27 +01:00
parent 28cfcf7744
commit 116cdd7e9a
18 changed files with 334 additions and 336 deletions
Download Patch File Download Diff File Expand all files Collapse all files

21
src/vm_arm.dasc
View File

@@ -1801,10 +1801,11 @@ static void build_subroutines(BuildCtx *ctx)
| cmp CARG2, #1
| blo ->fff_emptystr // Zero-length string?
| bne ->fff_fallback // Fallback for > 1-char strings.
| ldr RB, [DISPATCH, #DISPATCH_GL(tmpbuf.sz)]
| ldr CARG2, [DISPATCH, #DISPATCH_GL(tmpbuf.buf)]
| ldr CARG2, [DISPATCH, #DISPATCH_GL(tmpbuf.b)]
| ldr RB, [DISPATCH, #DISPATCH_GL(tmpbuf.e)]
| ldr CARG1, STR:CARG1[1]
| cmp RB, CARG3
| add INS, CARG2, CARG3
| cmp RB, INS
| blo ->fff_fallback
|1: // Fill buffer with char.
| strb CARG1, [CARG2, CARG4]
@@ -1819,11 +1820,12 @@ static void build_subroutines(BuildCtx *ctx)
| blo ->fff_fallback
| checkstr CARG2, ->fff_fallback
| ldr CARG3, STR:CARG1->len
| ldr RB, [DISPATCH, #DISPATCH_GL(tmpbuf.sz)]
| ldr CARG2, [DISPATCH, #DISPATCH_GL(tmpbuf.buf)]
| ldr CARG2, [DISPATCH, #DISPATCH_GL(tmpbuf.b)]
| ldr RB, [DISPATCH, #DISPATCH_GL(tmpbuf.e)]
| mov CARG4, CARG3
| add CARG1, STR:CARG1, #sizeof(GCstr)
| cmp RB, CARG3
| add INS, CARG2, CARG3
| cmp RB, INS
| blo ->fff_fallback
|1: // Reverse string copy.
| ldrb RB, [CARG1], #1
@@ -1840,11 +1842,12 @@ static void build_subroutines(BuildCtx *ctx)
| blo ->fff_fallback
| checkstr CARG2, ->fff_fallback
| ldr CARG3, STR:CARG1->len
| ldr RB, [DISPATCH, #DISPATCH_GL(tmpbuf.sz)]
| ldr CARG2, [DISPATCH, #DISPATCH_GL(tmpbuf.buf)]
| ldr CARG2, [DISPATCH, #DISPATCH_GL(tmpbuf.b)]
| ldr RB, [DISPATCH, #DISPATCH_GL(tmpbuf.e)]
| mov CARG4, #0
| add CARG1, STR:CARG1, #sizeof(GCstr)
| cmp RB, CARG3
| add INS, CARG2, CARG3
| cmp RB, INS
| blo ->fff_fallback
|1: // ASCII case conversion.
| ldrb RB, [CARG1, CARG4]