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softfloat: Tidy mul128By64To192 

Clean up the formatting and variables; no functional change.

Reviewed-by: Alex Bennée <alex.bennee@linaro.org>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
This commit is contained in:
Richard Henderson 2020-11-12 11:40:12 -08:00
parent cd55a56e5c
commit 5ffb6bd9c4
1 changed files with 6 additions and 16 deletions
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22
include/fpu/softfloat-macros.h
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@ -484,24 +484,14 @@ mul64To128(uint64_t a, uint64_t b, uint64_t *z0Ptr, uint64_t *z1Ptr)
*----------------------------------------------------------------------------*/ *----------------------------------------------------------------------------*/
static inline void static inline void
mul128By64To192( mul128By64To192(uint64_t a0, uint64_t a1, uint64_t b,
uint64_t a0, uint64_t *z0Ptr, uint64_t *z1Ptr, uint64_t *z2Ptr)
uint64_t a1,
uint64_t b,
uint64_t *z0Ptr,
uint64_t *z1Ptr,
uint64_t *z2Ptr
)
{ {
uint64_t z0, z1, z2, more1; uint64_t z0, z1, m1;
mul64To128( a1, b, &z1, &z2 );
mul64To128( a0, b, &z0, &more1 );
add128( z0, more1, 0, z1, &z0, &z1 );
*z2Ptr = z2;
*z1Ptr = z1;
*z0Ptr = z0;
mul64To128(a1, b, &m1, z2Ptr);
mul64To128(a0, b, &z0, &z1);
add128(z0, z1, 0, m1, z0Ptr, z1Ptr);
} }
/*---------------------------------------------------------------------------- /*----------------------------------------------------------------------------