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| author | Xavier ASUS <xavi92psx@gmail.com> | 2019-10-18 00:31:54 +0200 |
|---|---|---|
| committer | Xavier ASUS <xavi92psx@gmail.com> | 2019-10-18 00:31:54 +0200 |
| commit | 268a53de823a6750d6256ee1fb1e7707b4b45740 (patch) | |
| tree | 42c1799a9a82b2f7d9790ee9fe181d72a7274751 /device/lib/stm8/_strspn.asm | |
| download | sdcc-gas-268a53de823a6750d6256ee1fb1e7707b4b45740.tar.gz | |
sdcc-3.9.0 fork implementing GNU assembler syntax
This fork aims to provide better support for stm8-binutils
Diffstat (limited to 'device/lib/stm8/_strspn.asm')
| -rw-r--r-- | device/lib/stm8/_strspn.asm | 93 |
1 files changed, 93 insertions, 0 deletions
diff --git a/device/lib/stm8/_strspn.asm b/device/lib/stm8/_strspn.asm new file mode 100644 index 0000000..addf0de --- /dev/null +++ b/device/lib/stm8/_strspn.asm @@ -0,0 +1,93 @@ +;-------------------------------------------------------- +; File Created by SDCC : free open source ANSI-C Compiler +; Version 3.9.3 #11345 (Linux) +;-------------------------------------------------------- + .module _strspn + .optsdcc -mstm8 + +;-------------------------------------------------------- +; Public variables in this module +;-------------------------------------------------------- + .globl _strchr + .globl _strspn +;-------------------------------------------------------- +; ram data +;-------------------------------------------------------- + .area DATA +;-------------------------------------------------------- +; ram data +;-------------------------------------------------------- + .area INITIALIZED +;-------------------------------------------------------- +; absolute external ram data +;-------------------------------------------------------- + .area DABS (ABS) + +; default segment ordering for linker + .area HOME + .area GSINIT + .area GSFINAL + .area CONST + .area INITIALIZER + .area CODE + +;-------------------------------------------------------- +; global & static initialisations +;-------------------------------------------------------- + .area HOME + .area GSINIT + .area GSFINAL + .area GSINIT +;-------------------------------------------------------- +; Home +;-------------------------------------------------------- + .area HOME + .area HOME +;-------------------------------------------------------- +; code +;-------------------------------------------------------- + .area CODE +; ../_strspn.c: 31: size_t strspn ( const char * string, const char * control ) +; ----------------------------------------- +; function strspn +; ----------------------------------------- +_strspn: + sub sp, #2 +; ../_strspn.c: 36: while (ch = *string) { + clrw x + ldw (0x01, sp), x + ldw y, (0x05, sp) +00104$: + ld a, (y) + ld xl, a + tnz a + jreq 00106$ +; ../_strspn.c: 37: if ( strchr(control,ch) ) + clr a + ld xh, a + pushw y + pushw x + ldw x, (0x0b, sp) + pushw x + call _strchr + addw sp, #4 + popw y + tnzw x + jreq 00106$ +; ../_strspn.c: 38: count++ ; + ldw x, (0x01, sp) + incw x + ldw (0x01, sp), x +; ../_strspn.c: 41: string++ ; + incw y + jra 00104$ +00106$: +; ../_strspn.c: 44: return count ; + ldw x, (0x01, sp) +; ../_strspn.c: 45: } + addw sp, #2 + ret + .area CODE + .area CONST + .area INITIALIZER + .area CABS (ABS) |