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Rename MULADDC_PRESERVE_R1 etc to MULADDC_PRESERVE_SCRATCH etc

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Signed-off-by: Dave Rodgman <dave.rodgman@gmail.com>
This commit is contained in:
Dave Rodgman 2023-06-04 20:42:17 -04:00
parent f89e3c5fbd
commit b6e06549f5
1 changed files with 10 additions and 10 deletions
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20
library/bn_mul.h
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@ -684,15 +684,15 @@
* instructions to preserve/restore it; otherwise, we can use r7 and avoid
* the preserve/restore overhead.
*/
#define MULADDC_SCRATCH "RS .req r1 \n\t"
#define MULADDC_PRESERVE_R1 "mov r10, r1 \n\t"
#define MULADDC_RESTORE_R1 "mov r1, r10 \n\t"
#define MULADDC_SCRATCH_CLOBBER "r10"
#define MULADDC_SCRATCH "RS .req r1 \n\t"
#define MULADDC_PRESERVE_SCRATCH "mov r10, r1 \n\t"
#define MULADDC_RESTORE_SCRATCH "mov r1, r10 \n\t"
#define MULADDC_SCRATCH_CLOBBER "r10"
#else /* !defined(__OPTIMIZE__) && defined(__GNUC__) */
#define MULADDC_SCRATCH "RS .req r7 \n\t"
#define MULADDC_PRESERVE_R1 ""
#define MULADDC_RESTORE_R1 ""
#define MULADDC_SCRATCH_CLOBBER "r7"
#define MULADDC_SCRATCH "RS .req r7 \n\t"
#define MULADDC_PRESERVE_SCRATCH ""
#define MULADDC_RESTORE_SCRATCH ""
#define MULADDC_SCRATCH_CLOBBER "r7"
#endif /* !defined(__OPTIMIZE__) && defined(__GNUC__) */
#define MULADDC_X1_INIT \
@ -710,7 +710,7 @@
#define MULADDC_X1_CORE \
MULADDC_PRESERVE_R1 \
MULADDC_PRESERVE_SCRATCH \
"ldmia r0!, {r6} \n\t" \
"lsr RS, r6, #16 \n\t" \
"lsl r6, r6, #16 \n\t" \
@ -736,7 +736,7 @@
"lsl r3, RS, #16 \n\t" \
"add r4, r4, r3 \n\t" \
"adc r5, r2 \n\t" \
MULADDC_RESTORE_R1 \
MULADDC_RESTORE_SCRATCH \
"ldr r3, [r1] \n\t" \
"add r4, r4, r3 \n\t" \
"adc r2, r5 \n\t" \