mirror of https://github.com/ZDoom/gzdoom.git
- removed several unused fixed point math functions from the inlines headers.
(cherry picked from commit 86909ecdb2)
This commit is contained in:
Christoph Oelckers
Rachael Alexanderson
parent
cfd6bcec5e
commit
1ea559dea4
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@ -20,11 +20,6 @@ static __forceinline SDWORD Scale (SDWORD a, SDWORD b, SDWORD c)
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return (SDWORD)(((SQWORD)a*b)/c);
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}
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static __forceinline SDWORD MulScale (SDWORD a, SDWORD b, SDWORD c)
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{
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return (SDWORD)(((SQWORD)a*b)>>c);
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}
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static __forceinline SDWORD MulScale1 (SDWORD a, SDWORD b) { return (SDWORD)(((SQWORD)a * b) >> 1); }
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static __forceinline SDWORD MulScale2 (SDWORD a, SDWORD b) { return (SDWORD)(((SQWORD)a * b) >> 2); }
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static __forceinline SDWORD MulScale3 (SDWORD a, SDWORD b) { return (SDWORD)(((SQWORD)a * b) >> 3); }
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@ -60,11 +55,6 @@ static __forceinline SDWORD MulScale32 (SDWORD a, SDWORD b) { return (SDWORD)(((
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static __forceinline DWORD UMulScale16 (DWORD a, DWORD b) { return (DWORD)(((QWORD)a * b) >> 16); }
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static __forceinline SDWORD DMulScale (SDWORD a, SDWORD b, SDWORD c, SDWORD d, SDWORD s)
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{
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return (SDWORD)(((SQWORD)a*b + (SQWORD)c*d) >> s);
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}
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static __forceinline SDWORD DMulScale1 (SDWORD a, SDWORD b, SDWORD c, SDWORD d) { return (SDWORD)(((SQWORD)a*b + (SQWORD)c*d) >> 1); }
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static __forceinline SDWORD DMulScale2 (SDWORD a, SDWORD b, SDWORD c, SDWORD d) { return (SDWORD)(((SQWORD)a*b + (SQWORD)c*d) >> 2); }
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static __forceinline SDWORD DMulScale3 (SDWORD a, SDWORD b, SDWORD c, SDWORD d) { return (SDWORD)(((SQWORD)a*b + (SQWORD)c*d) >> 3); }
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@ -98,53 +88,6 @@ static __forceinline SDWORD DMulScale30 (SDWORD a, SDWORD b, SDWORD c, SDWORD d)
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static __forceinline SDWORD DMulScale31 (SDWORD a, SDWORD b, SDWORD c, SDWORD d) { return (SDWORD)(((SQWORD)a*b + (SQWORD)c*d) >> 31); }
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static __forceinline SDWORD DMulScale32 (SDWORD a, SDWORD b, SDWORD c, SDWORD d) { return (SDWORD)(((SQWORD)a*b + (SQWORD)c*d) >> 32); }
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static __forceinline SDWORD TMulScale1 (SDWORD a, SDWORD b, SDWORD c, SDWORD d, SDWORD e, SDWORD f) { return (SDWORD)(((SQWORD)a*b + (SQWORD)c*d + (SQWORD)e*f) >> 1); }
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static __forceinline SDWORD TMulScale2 (SDWORD a, SDWORD b, SDWORD c, SDWORD d, SDWORD e, SDWORD f) { return (SDWORD)(((SQWORD)a*b + (SQWORD)c*d + (SQWORD)e*f) >> 2); }
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static __forceinline SDWORD TMulScale3 (SDWORD a, SDWORD b, SDWORD c, SDWORD d, SDWORD e, SDWORD f) { return (SDWORD)(((SQWORD)a*b + (SQWORD)c*d + (SQWORD)e*f) >> 3); }
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static __forceinline SDWORD TMulScale4 (SDWORD a, SDWORD b, SDWORD c, SDWORD d, SDWORD e, SDWORD f) { return (SDWORD)(((SQWORD)a*b + (SQWORD)c*d + (SQWORD)e*f) >> 4); }
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static __forceinline SDWORD TMulScale5 (SDWORD a, SDWORD b, SDWORD c, SDWORD d, SDWORD e, SDWORD f) { return (SDWORD)(((SQWORD)a*b + (SQWORD)c*d + (SQWORD)e*f) >> 5); }
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static __forceinline SDWORD TMulScale6 (SDWORD a, SDWORD b, SDWORD c, SDWORD d, SDWORD e, SDWORD f) { return (SDWORD)(((SQWORD)a*b + (SQWORD)c*d + (SQWORD)e*f) >> 6); }
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static __forceinline SDWORD TMulScale7 (SDWORD a, SDWORD b, SDWORD c, SDWORD d, SDWORD e, SDWORD f) { return (SDWORD)(((SQWORD)a*b + (SQWORD)c*d + (SQWORD)e*f) >> 7); }
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static __forceinline SDWORD TMulScale8 (SDWORD a, SDWORD b, SDWORD c, SDWORD d, SDWORD e, SDWORD f) { return (SDWORD)(((SQWORD)a*b + (SQWORD)c*d + (SQWORD)e*f) >> 8); }
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static __forceinline SDWORD TMulScale9 (SDWORD a, SDWORD b, SDWORD c, SDWORD d, SDWORD e, SDWORD f) { return (SDWORD)(((SQWORD)a*b + (SQWORD)c*d + (SQWORD)e*f) >> 9); }
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static __forceinline SDWORD TMulScale10 (SDWORD a, SDWORD b, SDWORD c, SDWORD d, SDWORD e, SDWORD f) { return (SDWORD)(((SQWORD)a*b + (SQWORD)c*d + (SQWORD)e*f) >> 10); }
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static __forceinline SDWORD TMulScale11 (SDWORD a, SDWORD b, SDWORD c, SDWORD d, SDWORD e, SDWORD f) { return (SDWORD)(((SQWORD)a*b + (SQWORD)c*d + (SQWORD)e*f) >> 11); }
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static __forceinline SDWORD TMulScale12 (SDWORD a, SDWORD b, SDWORD c, SDWORD d, SDWORD e, SDWORD f) { return (SDWORD)(((SQWORD)a*b + (SQWORD)c*d + (SQWORD)e*f) >> 12); }
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static __forceinline SDWORD TMulScale13 (SDWORD a, SDWORD b, SDWORD c, SDWORD d, SDWORD e, SDWORD f) { return (SDWORD)(((SQWORD)a*b + (SQWORD)c*d + (SQWORD)e*f) >> 13); }
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static __forceinline SDWORD TMulScale14 (SDWORD a, SDWORD b, SDWORD c, SDWORD d, SDWORD e, SDWORD f) { return (SDWORD)(((SQWORD)a*b + (SQWORD)c*d + (SQWORD)e*f) >> 14); }
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static __forceinline SDWORD TMulScale15 (SDWORD a, SDWORD b, SDWORD c, SDWORD d, SDWORD e, SDWORD f) { return (SDWORD)(((SQWORD)a*b + (SQWORD)c*d + (SQWORD)e*f) >> 15); }
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static __forceinline SDWORD TMulScale16 (SDWORD a, SDWORD b, SDWORD c, SDWORD d, SDWORD e, SDWORD f) { return (SDWORD)(((SQWORD)a*b + (SQWORD)c*d + (SQWORD)e*f) >> 16); }
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static __forceinline SDWORD TMulScale17 (SDWORD a, SDWORD b, SDWORD c, SDWORD d, SDWORD e, SDWORD f) { return (SDWORD)(((SQWORD)a*b + (SQWORD)c*d + (SQWORD)e*f) >> 17); }
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static __forceinline SDWORD TMulScale18 (SDWORD a, SDWORD b, SDWORD c, SDWORD d, SDWORD e, SDWORD f) { return (SDWORD)(((SQWORD)a*b + (SQWORD)c*d + (SQWORD)e*f) >> 18); }
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static __forceinline SDWORD TMulScale19 (SDWORD a, SDWORD b, SDWORD c, SDWORD d, SDWORD e, SDWORD f) { return (SDWORD)(((SQWORD)a*b + (SQWORD)c*d + (SQWORD)e*f) >> 19); }
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static __forceinline SDWORD TMulScale20 (SDWORD a, SDWORD b, SDWORD c, SDWORD d, SDWORD e, SDWORD f) { return (SDWORD)(((SQWORD)a*b + (SQWORD)c*d + (SQWORD)e*f) >> 20); }
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static __forceinline SDWORD TMulScale21 (SDWORD a, SDWORD b, SDWORD c, SDWORD d, SDWORD e, SDWORD f) { return (SDWORD)(((SQWORD)a*b + (SQWORD)c*d + (SQWORD)e*f) >> 21); }
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static __forceinline SDWORD TMulScale22 (SDWORD a, SDWORD b, SDWORD c, SDWORD d, SDWORD e, SDWORD f) { return (SDWORD)(((SQWORD)a*b + (SQWORD)c*d + (SQWORD)e*f) >> 22); }
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static __forceinline SDWORD TMulScale23 (SDWORD a, SDWORD b, SDWORD c, SDWORD d, SDWORD e, SDWORD f) { return (SDWORD)(((SQWORD)a*b + (SQWORD)c*d + (SQWORD)e*f) >> 23); }
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static __forceinline SDWORD TMulScale24 (SDWORD a, SDWORD b, SDWORD c, SDWORD d, SDWORD e, SDWORD f) { return (SDWORD)(((SQWORD)a*b + (SQWORD)c*d + (SQWORD)e*f) >> 24); }
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static __forceinline SDWORD TMulScale25 (SDWORD a, SDWORD b, SDWORD c, SDWORD d, SDWORD e, SDWORD f) { return (SDWORD)(((SQWORD)a*b + (SQWORD)c*d + (SQWORD)e*f) >> 25); }
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static __forceinline SDWORD TMulScale26 (SDWORD a, SDWORD b, SDWORD c, SDWORD d, SDWORD e, SDWORD f) { return (SDWORD)(((SQWORD)a*b + (SQWORD)c*d + (SQWORD)e*f) >> 26); }
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static __forceinline SDWORD TMulScale27 (SDWORD a, SDWORD b, SDWORD c, SDWORD d, SDWORD e, SDWORD f) { return (SDWORD)(((SQWORD)a*b + (SQWORD)c*d + (SQWORD)e*f) >> 27); }
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static __forceinline SDWORD TMulScale28 (SDWORD a, SDWORD b, SDWORD c, SDWORD d, SDWORD e, SDWORD f) { return (SDWORD)(((SQWORD)a*b + (SQWORD)c*d + (SQWORD)e*f) >> 28); }
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static __forceinline SDWORD TMulScale29 (SDWORD a, SDWORD b, SDWORD c, SDWORD d, SDWORD e, SDWORD f) { return (SDWORD)(((SQWORD)a*b + (SQWORD)c*d + (SQWORD)e*f) >> 29); }
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static __forceinline SDWORD TMulScale30 (SDWORD a, SDWORD b, SDWORD c, SDWORD d, SDWORD e, SDWORD f) { return (SDWORD)(((SQWORD)a*b + (SQWORD)c*d + (SQWORD)e*f) >> 30); }
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static __forceinline SDWORD TMulScale31 (SDWORD a, SDWORD b, SDWORD c, SDWORD d, SDWORD e, SDWORD f) { return (SDWORD)(((SQWORD)a*b + (SQWORD)c*d + (SQWORD)e*f) >> 31); }
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static __forceinline SDWORD TMulScale32 (SDWORD a, SDWORD b, SDWORD c, SDWORD d, SDWORD e, SDWORD f) { return (SDWORD)(((SQWORD)a*b + (SQWORD)c*d + (SQWORD)e*f) >> 32); }
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static __forceinline SDWORD BoundMulScale (SDWORD a, SDWORD b, SDWORD c)
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{
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SQWORD x = ((SQWORD)a * b) >> c;
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return x > 0x7FFFFFFFll ? 0x7FFFFFFF :
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x < -0x80000000ll ? 0x80000000 :
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(SDWORD)x;
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}
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static inline SDWORD DivScale (SDWORD a, SDWORD b, SDWORD c)
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{
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return (SDWORD)(((SQWORD)a << c) / b);
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}
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static inline SDWORD DivScale1 (SDWORD a, SDWORD b) { return (SDWORD)(((SQWORD)a << 1) / b); }
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static inline SDWORD DivScale2 (SDWORD a, SDWORD b) { return (SDWORD)(((SQWORD)a << 2) / b); }
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static inline SDWORD DivScale3 (SDWORD a, SDWORD b) { return (SDWORD)(((SQWORD)a << 3) / b); }
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static inline SDWORD DivScale4 (SDWORD a, SDWORD b) { return (SDWORD)(((SQWORD)a << 4) / b); }
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@ -175,5 +118,4 @@ static inline SDWORD DivScale28 (SDWORD a, SDWORD b) { return (SDWORD)(((SQWORD)
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static inline SDWORD DivScale29 (SDWORD a, SDWORD b) { return (SDWORD)(((SQWORD)a << 29) / b); }
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static inline SDWORD DivScale30 (SDWORD a, SDWORD b) { return (SDWORD)(((SQWORD)a << 30) / b); }
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static inline SDWORD DivScale31 (SDWORD a, SDWORD b) { return (SDWORD)(((SQWORD)a << 31) / b); }
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static inline SDWORD DivScale32 (SDWORD a, SDWORD b) { return (SDWORD)(((SQWORD)a << 32) / b); }
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116
src/gccinlines.h
116
src/gccinlines.h
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@ -47,23 +47,6 @@ static inline SDWORD Scale (SDWORD a, SDWORD b, SDWORD c)
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return result;
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}
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static inline SDWORD MulScale (SDWORD a, SDWORD b, SDWORD c)
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{
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SDWORD result, dummy;
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asm volatile
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("imull %3\n\t"
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"shrdl %b4,%1,%0"
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: "=a,a,a,a" (result),
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"=d,d,d,d" (dummy)
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: "a,a,a,a" (a),
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"m,r,m,r" (b),
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"c,c,I,I" (c)
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: "cc"
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);
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return result;
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}
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#define MAKECONSTMulScale(s) \
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static inline SDWORD MulScale##s (SDWORD a, SDWORD b) { return ((SQWORD)a * b) >> s; }
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@ -143,92 +126,6 @@ MAKECONSTDMulScale(31)
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MAKECONSTDMulScale(32)
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#undef MAKECONSTDMulScale
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#define MAKECONSTTMulScale(s) \
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static inline SDWORD TMulScale##s (SDWORD a, SDWORD b, SDWORD c, SDWORD d, SDWORD e, SDWORD ee) \
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{ \
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return (((SQWORD)a * b) + ((SQWORD)c * d) + ((SQWORD)e * ee)) >> s; \
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}
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MAKECONSTTMulScale(1)
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MAKECONSTTMulScale(2)
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MAKECONSTTMulScale(3)
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MAKECONSTTMulScale(4)
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MAKECONSTTMulScale(5)
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MAKECONSTTMulScale(6)
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MAKECONSTTMulScale(7)
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MAKECONSTTMulScale(8)
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MAKECONSTTMulScale(9)
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MAKECONSTTMulScale(10)
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MAKECONSTTMulScale(11)
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MAKECONSTTMulScale(12)
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MAKECONSTTMulScale(13)
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MAKECONSTTMulScale(14)
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MAKECONSTTMulScale(15)
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MAKECONSTTMulScale(16)
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MAKECONSTTMulScale(17)
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MAKECONSTTMulScale(18)
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MAKECONSTTMulScale(19)
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MAKECONSTTMulScale(20)
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MAKECONSTTMulScale(21)
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MAKECONSTTMulScale(22)
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MAKECONSTTMulScale(23)
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MAKECONSTTMulScale(24)
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MAKECONSTTMulScale(25)
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MAKECONSTTMulScale(26)
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MAKECONSTTMulScale(27)
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MAKECONSTTMulScale(28)
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MAKECONSTTMulScale(29)
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MAKECONSTTMulScale(30)
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MAKECONSTTMulScale(31)
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MAKECONSTTMulScale(32)
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#undef MAKECONSTTMulScale
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static inline SDWORD BoundMulScale (SDWORD a, SDWORD b, SDWORD c)
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{
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union {
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long long big;
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struct
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{
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int l, h;
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};
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} u;
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u.big = ((long long)a * b) >> c;
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if ((u.h ^ u.l) < 0 || (unsigned int)(u.h+1) > 1) return (u.h >> 31) ^ 0x7fffffff;
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return u.l;
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}
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static inline SDWORD DivScale (SDWORD a, SDWORD b, SDWORD c)
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{
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SDWORD result, dummy;
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SDWORD lo = a << c;
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SDWORD hi = a >> (-c);
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asm volatile
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("idivl %4"
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:"=a" (result),
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"=d" (dummy)
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: "a" (lo),
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"d" (hi),
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"r" (b)
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: "cc");
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return result;
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}
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static inline SDWORD DivScale1 (SDWORD a, SDWORD b)
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{
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SDWORD result, dummy;
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asm volatile
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("addl %%eax,%%eax\n\t"
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"sbbl %%edx,%%edx\n\t"
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"idivl %3"
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:"=a,a" (result),
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"=&d,d" (dummy)
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: "a,a" (a),
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"r,m" (b)
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: "cc");
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return result;
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}
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#define MAKECONSTDivScale(s) \
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static inline SDWORD DivScale##s (SDWORD a, SDWORD b) \
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@ -277,16 +174,3 @@ MAKECONSTDivScale(30)
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MAKECONSTDivScale(31)
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#undef MAKECONSTDivScale
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static inline SDWORD DivScale32 (SDWORD a, SDWORD b)
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{
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SDWORD result = 0, dummy;
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asm volatile
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("idivl %3"
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:"+a,a" (result),
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"=d,d" (dummy)
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: "d,d" (a),
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"r,m" (b)
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: "cc");
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return result;
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}
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138
src/mscinlines.h
138
src/mscinlines.h
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@ -27,14 +27,6 @@ __forceinline SDWORD Scale (SDWORD a, SDWORD b, SDWORD c)
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__asm idiv c
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}
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__forceinline SDWORD MulScale (SDWORD a, SDWORD b, SDWORD c)
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{
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__asm mov eax,a
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__asm mov ecx,c
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__asm imul b
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__asm shrd eax,edx,cl
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}
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#define MAKECONSTMulScale(s) \
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__forceinline SDWORD MulScale##s (SDWORD a, SDWORD b) \
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{ \
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@ -89,20 +81,6 @@ __forceinline DWORD UMulScale16(DWORD a, DWORD b)
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__asm shrd eax,edx,16
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}
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__forceinline SDWORD DMulScale (SDWORD a, SDWORD b, SDWORD c, SDWORD d, SDWORD s)
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{
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__asm mov eax,a
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__asm imul b
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__asm mov ebx,eax
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__asm mov eax,c
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__asm mov esi,edx
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__asm mov ecx,s
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__asm imul d
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__asm add eax,ebx
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__asm adc edx,esi
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__asm shrd eax,edx,cl
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}
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#define MAKECONSTDMulScale(s) \
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__forceinline SDWORD DMulScale##s (SDWORD a, SDWORD b, SDWORD c, SDWORD d) \
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{ \
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@ -163,115 +141,6 @@ __forceinline SDWORD DMulScale32 (SDWORD a, SDWORD b, SDWORD c, SDWORD d)
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__asm mov eax,edx
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}
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#define MAKECONSTTMulScale(s) \
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__forceinline SDWORD TMulScale##s (SDWORD a, SDWORD b, SDWORD c, SDWORD d, SDWORD e, SDWORD f) \
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{ \
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__asm mov eax,a \
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__asm imul b \
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__asm mov ebx,eax \
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__asm mov eax,d \
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__asm mov ecx,edx \
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__asm imul c \
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__asm add ebx,eax \
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__asm mov eax,e \
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__asm adc ecx,edx \
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__asm imul f \
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__asm add eax,ebx \
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__asm adc edx,ecx \
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__asm shrd eax,edx,s \
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}
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MAKECONSTTMulScale(1)
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MAKECONSTTMulScale(2)
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MAKECONSTTMulScale(3)
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MAKECONSTTMulScale(4)
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MAKECONSTTMulScale(5)
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MAKECONSTTMulScale(6)
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MAKECONSTTMulScale(7)
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MAKECONSTTMulScale(8)
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MAKECONSTTMulScale(9)
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MAKECONSTTMulScale(10)
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MAKECONSTTMulScale(11)
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MAKECONSTTMulScale(12)
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MAKECONSTTMulScale(13)
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MAKECONSTTMulScale(14)
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MAKECONSTTMulScale(15)
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MAKECONSTTMulScale(16)
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MAKECONSTTMulScale(17)
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MAKECONSTTMulScale(18)
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MAKECONSTTMulScale(19)
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MAKECONSTTMulScale(20)
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MAKECONSTTMulScale(21)
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MAKECONSTTMulScale(22)
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MAKECONSTTMulScale(23)
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MAKECONSTTMulScale(24)
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MAKECONSTTMulScale(25)
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MAKECONSTTMulScale(26)
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MAKECONSTTMulScale(27)
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MAKECONSTTMulScale(28)
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MAKECONSTTMulScale(29)
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MAKECONSTTMulScale(30)
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MAKECONSTTMulScale(31)
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#undef MAKECONSTTMulScale
|
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|
||||
__forceinline SDWORD TMulScale32 (SDWORD a, SDWORD b, SDWORD c, SDWORD d, SDWORD e, SDWORD f)
|
||||
{
|
||||
__asm mov eax,a
|
||||
__asm imul b
|
||||
__asm mov ebx,eax
|
||||
__asm mov eax,c
|
||||
__asm mov ecx,edx
|
||||
__asm imul d
|
||||
__asm add ebx,eax
|
||||
__asm mov eax,e
|
||||
__asm adc ecx,edx
|
||||
__asm imul f
|
||||
__asm add eax,ebx
|
||||
__asm adc edx,ecx
|
||||
__asm mov eax,edx
|
||||
}
|
||||
|
||||
__forceinline SDWORD BoundMulScale (SDWORD a, SDWORD b, SDWORD c)
|
||||
{
|
||||
__asm mov eax,a
|
||||
__asm imul b
|
||||
__asm mov ebx,edx
|
||||
__asm mov ecx,c
|
||||
__asm shrd eax,edx,cl
|
||||
__asm sar edx,cl
|
||||
__asm xor edx,eax
|
||||
__asm js checkit
|
||||
__asm xor edx,eax
|
||||
__asm jz skipboundit
|
||||
__asm cmp edx,0xffffffff
|
||||
__asm je skipboundit
|
||||
checkit:
|
||||
__asm mov eax,ebx
|
||||
__asm sar eax,31
|
||||
__asm xor eax,0x7fffffff
|
||||
skipboundit:
|
||||
;
|
||||
}
|
||||
|
||||
__forceinline SDWORD DivScale (SDWORD a, SDWORD b, SDWORD c)
|
||||
{
|
||||
__asm mov eax,a
|
||||
__asm mov ecx,c
|
||||
__asm shl eax,cl
|
||||
__asm mov edx,a
|
||||
__asm neg cl
|
||||
__asm sar edx,cl
|
||||
__asm idiv b
|
||||
}
|
||||
|
||||
__forceinline SDWORD DivScale1 (SDWORD a, SDWORD b)
|
||||
{
|
||||
__asm mov eax,a
|
||||
__asm add eax,eax
|
||||
__asm sbb edx,edx
|
||||
__asm idiv b
|
||||
}
|
||||
|
||||
#define MAKECONSTDivScale(s) \
|
||||
__forceinline SDWORD DivScale##s (SDWORD a, SDWORD b) \
|
||||
{ \
|
||||
|
|
@ -314,11 +183,4 @@ MAKECONSTDivScale(30)
|
|||
MAKECONSTDivScale(31)
|
||||
#undef MAKECONSTDivScale
|
||||
|
||||
__forceinline SDWORD DivScale32 (SDWORD a, SDWORD b)
|
||||
{
|
||||
__asm mov edx,a
|
||||
__asm xor eax,eax
|
||||
__asm idiv b
|
||||
}
|
||||
|
||||
#pragma warning (default: 4035)
|
||||
|
|
|
|||
Loading…
Reference in New Issue