diff options
Diffstat (limited to 'libFDK/include/mips')
| -rw-r--r-- | libFDK/include/mips/cplx_mul.h | 21 | ||||
| -rw-r--r-- | libFDK/include/mips/fixmul_mips.h | 9 |
2 files changed, 17 insertions, 13 deletions
diff --git a/libFDK/include/mips/cplx_mul.h b/libFDK/include/mips/cplx_mul.h index e0781dd..fb777ce 100644 --- a/libFDK/include/mips/cplx_mul.h +++ b/libFDK/include/mips/cplx_mul.h @@ -107,19 +107,21 @@ inline void cplxMultDiv2( FIXP_DBL *c_Re, FIXP_DBL b_Re, FIXP_DBL b_Im) { - INT result; + INT result; __asm__ ("mult %[a_Re], %[b_Re];\n" "msub %[a_Im], %[b_Im];\n" - : "=hi"(result) - : [a_Re]"r"(a_Re), [b_Re]"r"(b_Re), [a_Im]"r"(a_Im), [b_Im]"r"(b_Im) + "mfhi %[result];\n" + : [result]"=r"(result) + : [a_Re]"d"(a_Re), [b_Re]"d"(b_Re), [a_Im]"d"(a_Im), [b_Im]"d"(b_Im) : "lo"); *c_Re = result; __asm__ ("mult %[a_Re], %[b_Im];\n" "madd %[a_Im], %[b_Re];\n" - : "=hi"(result) + "mfhi %[result];\n" + : [result]"=r"(result) : [a_Re]"r"(a_Re), [b_Im]"r"(b_Im), [a_Im]"r"(a_Im), [b_Re]"r"(b_Re) : "lo"); *c_Im = result; @@ -134,17 +136,22 @@ inline void cplxMult( FIXP_DBL *c_Re, FIXP_DBL b_Re, FIXP_DBL b_Im) { - INT result; + INT result; + __asm__ ("mult %[a_Re], %[b_Re];\n" "msub %[a_Im], %[b_Im];\n" - : "=hi"(result) + "mfhi %[result];\n" + //"extr_w %[result], 31;\n" + : [result]"=r"(result) : [a_Re]"r"(a_Re), [b_Re]"r"(b_Re), [a_Im]"r"(a_Im), [b_Im]"r"(b_Im) : "lo"); *c_Re = result<<1; __asm__ ("mult %[a_Re], %[b_Im];\n" "madd %[a_Im], %[b_Re];\n" - : "=hi"(result) + "mfhi %[result];\n" + //"extr_w %[result], 31;\n" + : [result]"=r"(result) : [a_Re]"r"(a_Re), [b_Im]"r"(b_Im), [a_Im]"r"(a_Im), [b_Re]"r"(b_Re) : "lo"); *c_Im = result<<1; diff --git a/libFDK/include/mips/fixmul_mips.h b/libFDK/include/mips/fixmul_mips.h index 4fb72f7..62d059e 100644 --- a/libFDK/include/mips/fixmul_mips.h +++ b/libFDK/include/mips/fixmul_mips.h @@ -101,12 +101,7 @@ amm-info@iis.fraunhofer.de inline INT fixmuldiv2_DD (const INT a, const INT b) { INT result ; - - asm ("mult %1,%2;\n" - : "=hi" (result) - : "d" (a), "r" (b) - : "lo"); - + result = ((long long)a * b)>>32; return result ; } @@ -114,3 +109,5 @@ inline INT fixmuldiv2_DD (const INT a, const INT b) #endif /* __mips__ */ +#define FUNCTION_fixmulBitExact_DD +#define fixmulBitExact_DD fixmul_DD |