diff options
Diffstat (limited to 'ext/systemc/src/sysc/qt/md/powerpc_mach_b.s')
| -rw-r--r-- | ext/systemc/src/sysc/qt/md/powerpc_mach_b.s | 290 |
1 files changed, 290 insertions, 0 deletions
diff --git a/ext/systemc/src/sysc/qt/md/powerpc_mach_b.s b/ext/systemc/src/sysc/qt/md/powerpc_mach_b.s new file mode 100644 index 000000000..f0fd23fcb --- /dev/null +++ b/ext/systemc/src/sysc/qt/md/powerpc_mach_b.s @@ -0,0 +1,290 @@ +/* speed test for basic CPU operations */ + + +/* Marco Bucci <marco.bucci@inwind.it> */ + +/* This code was developed with the Code Warrior integrate ppc assembler. + * Macros are use to hide illegal constructs whether you are using a + * "normal" assembler or the "C integrated" assembler. + */ + +#if 0 + + + .text + .align 4 + + .globl b_call_reg + .globl _b_call_reg + .globl b_call_imm + .globl _b_call_imm + .globl b_add + .globl _b_add + .globl b_load + .globl _b_load + +.set fsize, 64 +.set lrsave, 8 + +#else + +#define fsize 64 +#define lrsave 8 + +#endif + + + + +#if 0 +.if 0 +#endif +asm void b_null(void) +{ +#if 0 +.endif +#endif + +#if 0 +b_null: +#endif + + blr + +#if 0 +.if 0 +#endif +} +#if 0 +.endif +#endif + + +/* actually the same as the following. How to get "b_null" address? + * I didnt find the right sintax or the right way. + * I should take the current PC, then the difference to "b_null" + * (making the difference beween the labels), perform the sum and go?! + */ +#if 0 +.if 0 +#endif +asm void b_call_reg(long n) +{ +#if 0 +.endif +#endif + +#if 0 +b_call_reg: +_b_call_reg: +#endif + + mflr r0 + stw r31,-4(r1) + stw r30,-8(r1) + stw r0,lrsave(r1) + stwu r1,-fsize(r1) + mr r30,r3 + li r31,0 + + b L1 +L0: + bl b_null + bl b_null + bl b_null + bl b_null + bl b_null + + addi r31,r31,5 +L1: + cmpw r31,r30 + blt L0 + + + lwz r0,lrsave+fsize(r1) + mtlr r0 + lwz r31,-4+fsize(r1) + lwz r30,-8+fsize(r1) + addi r1,r1,fsize + blr + +#if 0 +.if 0 +#endif +} +#if 0 +.endif +#endif + + + + +#if 0 +.if 0 +#endif +asm void b_call_imm(long n) +{ +#if 0 +.endif +#endif + +#if 0 +b_call_imm: +_b_call_imm: +#endif + + mflr r0 + stw r31,-4(r1) + stw r30,-8(r1) + stw r0,lrsave(r1) + stwu r1,-fsize(r1) + mr r30,r3 + li r31,0 + + b L3 +L2: + bl b_null + bl b_null + bl b_null + bl b_null + bl b_null + + addi r31,r31,5 +L3: + cmpw r31,r30 + blt L2 + + + lwz r0,lrsave+fsize(r1) + mtlr r0 + lwz r31,-4+fsize(r1) + lwz r30,-8+fsize(r1) + addi r1,r1,fsize + blr + +#if 0 +.if 0 +#endif +} +#if 0 +.endif +#endif + + + +#if 0 +.if 0 +#endif +asm void b_add(long n) +{ +#if 0 +.endif +#endif + +#if 0 +b_add: +_b_add: +#endif + + mflr r0 + stw r31,-4(r1) + stw r30,-8(r1) + stw r0,lrsave(r1) + stwu r1,-fsize(r1) + mr r30,r3 + li r31,0 + + b L5 +L4: + addi r3,r3,5 + addi r4,r4,5 + addi r5,r5,5 + addi r6,r6,5 + addi r7,r7,5 + + addi r3,r3,5 + addi r4,r4,5 + addi r5,r5,5 + addi r6,r6,5 + addi r7,r7,5 + + addi r31,r31,10 +L5: + cmpw r31,r30 + blt L4 + + + lwz r0,lrsave+fsize(r1) + mtlr r0 + lwz r31,-4+fsize(r1) + lwz r30,-8+fsize(r1) + addi r1,r1,fsize + blr + +#if 0 +.if 0 +#endif +} +#if 0 +.endif +#endif + + + +#if 0 +.if 0 +#endif +asm void b_load(long n) +{ +#if 0 +.endif +#endif + +#if 0 +b_load: +_b_load: +#endif + + mflr r0 + stw r31,-4(r1) + stw r30,-8(r1) + stw r0,lrsave(r1) + stwu r1,-fsize(r1) + mr r30,r3 + li r31,0 + + b L7 +L6: + lwz r3,4(r1) + lwz r4,8(r1) + lwz r5,12(r1) + lwz r6,16(r1) + lwz r7,20(r1) + + lwz r3,24(r1) + lwz r4,28(r1) + lwz r5,32(r1) + lwz r6,36(r1) + lwz r7,40(r1) + + + addi r31,r31,10 +L7: + cmpw r31,r30 + blt L6 + + + lwz r0,lrsave+fsize(r1) + mtlr r0 + lwz r31,-4+fsize(r1) + lwz r30,-8+fsize(r1) + addi r1,r1,fsize + blr + +#if 0 +.if 0 +#endif +} +#if 0 +.endif +#endif |