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Fix asm format for microblaze

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Manuel Pégourié-Gonnard 2014-01-10 15:35:41 +01:00
parent 3b05e4cce3
commit 1753e2f0a2
1 changed files with 49 additions and 39 deletions
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88
include/polarssl/bn_mul.h
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@ -539,47 +539,57 @@
#if defined(__microblaze__) || defined(microblaze)
#define MULADDC_INIT \
asm( "lwi r3, %0 " :: "m" (s)); \
asm( "lwi r4, %0 " :: "m" (d)); \
asm( "lwi r5, %0 " :: "m" (c)); \
asm( "lwi r6, %0 " :: "m" (b)); \
asm( "andi r7, r6, 0xffff" ); \
asm( "bsrli r6, r6, 16 " );
#define MULADDC_INIT \
asm( \
" \
lwi r3, %3; \
lwi r4, %4; \
lwi r5, %5; \
lwi r6, %6; \
andi r7, r6, 0xffff; \
bsrli r6, r6, 16; \
"
#define MULADDC_CORE \
asm( "lhui r8, r3, 0 " ); \
asm( "addi r3, r3, 2 " ); \
asm( "lhui r9, r3, 0 " ); \
asm( "addi r3, r3, 2 " ); \
asm( "mul r10, r9, r6 " ); \
asm( "mul r11, r8, r7 " ); \
asm( "mul r12, r9, r7 " ); \
asm( "mul r13, r8, r6 " ); \
asm( "bsrli r8, r10, 16 " ); \
asm( "bsrli r9, r11, 16 " ); \
asm( "add r13, r13, r8 " ); \
asm( "add r13, r13, r9 " ); \
asm( "bslli r10, r10, 16 " ); \
asm( "bslli r11, r11, 16 " ); \
asm( "add r12, r12, r10 " ); \
asm( "addc r13, r13, r0 " ); \
asm( "add r12, r12, r11 " ); \
asm( "addc r13, r13, r0 " ); \
asm( "lwi r10, r4, 0 " ); \
asm( "add r12, r12, r10 " ); \
asm( "addc r13, r13, r0 " ); \
asm( "add r12, r12, r5 " ); \
asm( "addc r5, r13, r0 " ); \
asm( "swi r12, r4, 0 " ); \
asm( "addi r4, r4, 4 " );
#define MULADDC_CORE \
" \
lhui r8, r3, 0; \
addi r3, r3, 2; \
lhui r9, r3, 0; \
addi r3, r3, 2; \
mul r10, r9, r6; \
mul r11, r8, r7; \
mul r12, r9, r7; \
mul r13, r8, r6; \
bsrli r8, r10, 16; \
bsrli r9, r11, 16; \
add r13, r13, r8; \
add r13, r13, r9; \
bslli r10, r10, 16; \
bslli r11, r11, 16; \
add r12, r12, r10; \
addc r13, r13, r0; \
add r12, r12, r11; \
addc r13, r13, r0; \
lwi r10, r4, 0; \
add r12, r12, r10; \
addc r13, r13, r0; \
add r12, r12, r5; \
addc r5, r13, r0; \
swi r12, r4, 0; \
addi r4, r4, 4; \
"
#define MULADDC_STOP \
asm( "swi r5, %0 " : "=m" (c)); \
asm( "swi r4, %0 " : "=m" (d)); \
asm( "swi r3, %0 " : "=m" (s) :: \
"r3", "r4" , "r5" , "r6" , "r7" , "r8" , \
"r9", "r10", "r11", "r12", "r13" );
#define MULADDC_STOP \
" \
swi r5, %0; \
swi r4, %1; \
swi r3, %2; \
" \
: "=m" (c), "=m" (d), "=m" (s) \
: "m" (s), "m" (d), "m" (c), "m" (b) \
: "r3", "r4" "r5", "r6", "r7", "r8", \
"r9", "r10", "r11", "r12", "r13" \
);
#endif /* MicroBlaze */