From 47fa0c0251413db66a9018fbac6f6266201195ae Mon Sep 17 00:00:00 2001 From: Ralf Baechle Date: Wed, 16 Apr 2014 11:00:12 +0200 Subject: [PATCH] MIPS: math-emu: Reformat code according to coding style. Signed-off-by: Ralf Baechle --- arch/mips/math-emu/cp1emu.c | 42 ++++----- arch/mips/math-emu/ieee754dp.c | 4 +- arch/mips/math-emu/ieee754dp.h | 22 ++--- arch/mips/math-emu/ieee754int.h | 146 ++++++++++++++++---------------- arch/mips/math-emu/ieee754sp.c | 7 +- arch/mips/math-emu/ieee754sp.h | 33 ++++---- arch/mips/math-emu/me-debugfs.c | 19 +++-- 7 files changed, 140 insertions(+), 133 deletions(-) diff --git a/arch/mips/math-emu/cp1emu.c b/arch/mips/math-emu/cp1emu.c index c4b855e7b0e0..584e0b805909 100644 --- a/arch/mips/math-emu/cp1emu.c +++ b/arch/mips/math-emu/cp1emu.c @@ -869,14 +869,16 @@ static inline int cop1_64bit(struct pt_regs *xcp) #endif } -#define SIFROMREG(si, x) do { \ +#define SIFROMREG(si, x) \ +do { \ if (cop1_64bit(xcp)) \ (si) = get_fpr32(&ctx->fpr[x], 0); \ else \ (si) = get_fpr32(&ctx->fpr[(x) & ~1], (x) & 1); \ } while (0) -#define SITOREG(si, x) do { \ +#define SITOREG(si, x) \ +do { \ if (cop1_64bit(xcp)) { \ unsigned i; \ set_fpr32(&ctx->fpr[x], 0, si); \ @@ -889,17 +891,19 @@ static inline int cop1_64bit(struct pt_regs *xcp) #define SIFROMHREG(si, x) ((si) = get_fpr32(&ctx->fpr[x], 1)) -#define SITOHREG(si, x) do { \ +#define SITOHREG(si, x) \ +do { \ unsigned i; \ set_fpr32(&ctx->fpr[x], 1, si); \ for (i = 2; i < ARRAY_SIZE(ctx->fpr[x].val32); i++) \ set_fpr32(&ctx->fpr[x], i, 0); \ } while (0) -#define DIFROMREG(di, x) \ +#define DIFROMREG(di, x) \ ((di) = get_fpr64(&ctx->fpr[(x) & ~(cop1_64bit(xcp) == 0)], 0)) -#define DITOREG(di, x) do { \ +#define DITOREG(di, x) \ +do { \ unsigned fpr, i; \ fpr = (x) & ~(cop1_64bit(xcp) == 0); \ set_fpr64(&ctx->fpr[fpr], 0, di); \ @@ -1341,20 +1345,20 @@ static const unsigned char cmptab[8] = { * Additional MIPS4 instructions */ -#define DEF3OP(name, p, f1, f2, f3) \ -static union ieee754##p fpemu_##p##_##name(union ieee754##p r, union ieee754##p s, \ - union ieee754##p t) \ -{ \ - struct _ieee754_csr ieee754_csr_save; \ - s = f1(s, t); \ - ieee754_csr_save = ieee754_csr; \ - s = f2(s, r); \ - ieee754_csr_save.cx |= ieee754_csr.cx; \ - ieee754_csr_save.sx |= ieee754_csr.sx; \ - s = f3(s); \ - ieee754_csr.cx |= ieee754_csr_save.cx; \ - ieee754_csr.sx |= ieee754_csr_save.sx; \ - return s; \ +#define DEF3OP(name, p, f1, f2, f3) \ +static union ieee754##p fpemu_##p##_##name(union ieee754##p r, \ + union ieee754##p s, union ieee754##p t) \ +{ \ + struct _ieee754_csr ieee754_csr_save; \ + s = f1(s, t); \ + ieee754_csr_save = ieee754_csr; \ + s = f2(s, r); \ + ieee754_csr_save.cx |= ieee754_csr.cx; \ + ieee754_csr_save.sx |= ieee754_csr.sx; \ + s = f3(s); \ + ieee754_csr.cx |= ieee754_csr_save.cx; \ + ieee754_csr.sx |= ieee754_csr_save.sx; \ + return s; \ } static union ieee754dp fpemu_dp_recip(union ieee754dp d) diff --git a/arch/mips/math-emu/ieee754dp.c b/arch/mips/math-emu/ieee754dp.c index 3692362b8072..43fb7fefb6cc 100644 --- a/arch/mips/math-emu/ieee754dp.c +++ b/arch/mips/math-emu/ieee754dp.c @@ -151,12 +151,12 @@ union ieee754dp ieee754dp_format(int sn, int xe, u64 xm) case IEEE754_RZ: return ieee754dp_zero(sn); case IEEE754_RU: /* toward +Infinity */ - if(sn == 0) + if (sn == 0) return ieee754dp_min(0); else return ieee754dp_zero(1); case IEEE754_RD: /* toward -Infinity */ - if(sn == 0) + if (sn == 0) return ieee754dp_zero(0); else return ieee754dp_min(1); diff --git a/arch/mips/math-emu/ieee754dp.h b/arch/mips/math-emu/ieee754dp.h index ad2568fa0b05..3759f3f35293 100644 --- a/arch/mips/math-emu/ieee754dp.h +++ b/arch/mips/math-emu/ieee754dp.h @@ -32,17 +32,17 @@ /* 3bit extended double precision sticky right shift */ #define XDPSRS(v,rs) \ - ((rs > (DP_MBITS+3))?1:((v) >> (rs)) | ((v) << (64-(rs)) != 0)) + ((rs > (DP_MBITS+3))?1:((v) >> (rs)) | ((v) << (64-(rs)) != 0)) #define XDPSRSX1() \ - (xe++, (xm = (xm >> 1) | (xm & 1))) + (xe++, (xm = (xm >> 1) | (xm & 1))) #define XDPSRS1(v) \ - (((v) >> 1) | ((v) & 1)) + (((v) >> 1) | ((v) & 1)) /* convert denormal to normalized with extended exponent */ #define DPDNORMx(m,e) \ - while( (m >> DP_MBITS) == 0) { m <<= 1; e--; } + while ((m >> DP_MBITS) == 0) { m <<= 1; e--; } #define DPDNORMX DPDNORMx(xm, xe) #define DPDNORMY DPDNORMx(ym, ye) @@ -71,13 +71,13 @@ extern union ieee754dp ieee754dp_bestnan(union ieee754dp, union ieee754dp); extern union ieee754dp ieee754dp_format(int, int, u64); -#define DPNORMRET2(s, e, m, name, a0, a1) \ -{ \ - union ieee754dp V = ieee754dp_format(s, e, m); \ - if(TSTX()) \ - return ieee754dp_xcpt(V, name, a0, a1); \ - else \ - return V; \ +#define DPNORMRET2(s, e, m, name, a0, a1) \ +{ \ + union ieee754dp V = ieee754dp_format(s, e, m); \ + if (TSTX()) \ + return ieee754dp_xcpt(V, name, a0, a1); \ + else \ + return V; \ } #define DPNORMRET1(s, e, m, name, a0) DPNORMRET2(s, e, m, name, a0, a0) diff --git a/arch/mips/math-emu/ieee754int.h b/arch/mips/math-emu/ieee754int.h index 4b6c6fb35304..27ed825ad35a 100644 --- a/arch/mips/math-emu/ieee754int.h +++ b/arch/mips/math-emu/ieee754int.h @@ -57,105 +57,105 @@ #define CLPAIR(x, y) ((x)*6+(y)) #define CLEARCX \ - (ieee754_csr.cx = 0) + (ieee754_csr.cx = 0) #define SETCX(x) \ - (ieee754_csr.cx |= (x), ieee754_csr.sx |= (x)) + (ieee754_csr.cx |= (x), ieee754_csr.sx |= (x)) #define SETANDTESTCX(x) \ - (SETCX(x), ieee754_csr.mx & (x)) + (SETCX(x), ieee754_csr.mx & (x)) #define TSTX() \ (ieee754_csr.cx & ieee754_csr.mx) #define COMPXSP \ - unsigned xm; int xe; int xs __maybe_unused; int xc + unsigned xm; int xe; int xs __maybe_unused; int xc #define COMPYSP \ - unsigned ym; int ye; int ys; int yc - -#define EXPLODESP(v, vc, vs, ve, vm) \ -{\ - vs = SPSIGN(v);\ - ve = SPBEXP(v);\ - vm = SPMANT(v);\ - if(ve == SP_EMAX+1+SP_EBIAS){\ - if(vm == 0)\ - vc = IEEE754_CLASS_INF;\ - else if(vm & SP_MBIT(SP_MBITS-1)) \ - vc = IEEE754_CLASS_SNAN;\ - else \ - vc = IEEE754_CLASS_QNAN;\ - } else if(ve == SP_EMIN-1+SP_EBIAS) {\ - if(vm) {\ - ve = SP_EMIN;\ - vc = IEEE754_CLASS_DNORM;\ - } else\ - vc = IEEE754_CLASS_ZERO;\ - } else {\ - ve -= SP_EBIAS;\ - vm |= SP_HIDDEN_BIT;\ - vc = IEEE754_CLASS_NORM;\ - }\ + unsigned ym; int ye; int ys; int yc + +#define EXPLODESP(v, vc, vs, ve, vm) \ +{ \ + vs = SPSIGN(v); \ + ve = SPBEXP(v); \ + vm = SPMANT(v); \ + if (ve == SP_EMAX+1+SP_EBIAS) { \ + if (vm == 0) \ + vc = IEEE754_CLASS_INF; \ + else if (vm & SP_MBIT(SP_MBITS-1)) \ + vc = IEEE754_CLASS_SNAN; \ + else \ + vc = IEEE754_CLASS_QNAN; \ + } else if (ve == SP_EMIN-1+SP_EBIAS) { \ + if (vm) { \ + ve = SP_EMIN; \ + vc = IEEE754_CLASS_DNORM; \ + } else \ + vc = IEEE754_CLASS_ZERO; \ + } else { \ + ve -= SP_EBIAS; \ + vm |= SP_HIDDEN_BIT; \ + vc = IEEE754_CLASS_NORM; \ + } \ } #define EXPLODEXSP EXPLODESP(x, xc, xs, xe, xm) #define EXPLODEYSP EXPLODESP(y, yc, ys, ye, ym) #define COMPXDP \ -u64 xm; int xe; int xs __maybe_unused; int xc + u64 xm; int xe; int xs __maybe_unused; int xc #define COMPYDP \ -u64 ym; int ye; int ys; int yc - -#define EXPLODEDP(v, vc, vs, ve, vm) \ -{\ - vm = DPMANT(v);\ - vs = DPSIGN(v);\ - ve = DPBEXP(v);\ - if(ve == DP_EMAX+1+DP_EBIAS){\ - if(vm == 0)\ - vc = IEEE754_CLASS_INF;\ - else if(vm & DP_MBIT(DP_MBITS-1)) \ - vc = IEEE754_CLASS_SNAN;\ - else \ - vc = IEEE754_CLASS_QNAN;\ - } else if(ve == DP_EMIN-1+DP_EBIAS) {\ - if(vm) {\ - ve = DP_EMIN;\ - vc = IEEE754_CLASS_DNORM;\ - } else\ - vc = IEEE754_CLASS_ZERO;\ - } else {\ - ve -= DP_EBIAS;\ - vm |= DP_HIDDEN_BIT;\ - vc = IEEE754_CLASS_NORM;\ - }\ + u64 ym; int ye; int ys; int yc + +#define EXPLODEDP(v, vc, vs, ve, vm) \ +{ \ + vm = DPMANT(v); \ + vs = DPSIGN(v); \ + ve = DPBEXP(v); \ + if (ve == DP_EMAX+1+DP_EBIAS) { \ + if (vm == 0) \ + vc = IEEE754_CLASS_INF; \ + else if (vm & DP_MBIT(DP_MBITS-1)) \ + vc = IEEE754_CLASS_SNAN; \ + else \ + vc = IEEE754_CLASS_QNAN; \ + } else if (ve == DP_EMIN-1+DP_EBIAS) { \ + if (vm) { \ + ve = DP_EMIN; \ + vc = IEEE754_CLASS_DNORM; \ + } else \ + vc = IEEE754_CLASS_ZERO; \ + } else { \ + ve -= DP_EBIAS; \ + vm |= DP_HIDDEN_BIT; \ + vc = IEEE754_CLASS_NORM; \ + } \ } #define EXPLODEXDP EXPLODEDP(x, xc, xs, xe, xm) #define EXPLODEYDP EXPLODEDP(y, yc, ys, ye, ym) -#define FLUSHDP(v, vc, vs, ve, vm) \ - if(vc==IEEE754_CLASS_DNORM) {\ - if(ieee754_csr.nod) {\ - SETCX(IEEE754_INEXACT);\ - vc = IEEE754_CLASS_ZERO;\ - ve = DP_EMIN-1+DP_EBIAS;\ - vm = 0;\ - v = ieee754dp_zero(vs);\ - }\ +#define FLUSHDP(v, vc, vs, ve, vm) \ + if (vc==IEEE754_CLASS_DNORM) { \ + if (ieee754_csr.nod) { \ + SETCX(IEEE754_INEXACT); \ + vc = IEEE754_CLASS_ZERO; \ + ve = DP_EMIN-1+DP_EBIAS; \ + vm = 0; \ + v = ieee754dp_zero(vs); \ + } \ } -#define FLUSHSP(v, vc, vs, ve, vm) \ - if(vc==IEEE754_CLASS_DNORM) {\ - if(ieee754_csr.nod) {\ - SETCX(IEEE754_INEXACT);\ - vc = IEEE754_CLASS_ZERO;\ - ve = SP_EMIN-1+SP_EBIAS;\ - vm = 0;\ - v = ieee754sp_zero(vs);\ - }\ +#define FLUSHSP(v, vc, vs, ve, vm) \ + if (vc==IEEE754_CLASS_DNORM) { \ + if (ieee754_csr.nod) { \ + SETCX(IEEE754_INEXACT); \ + vc = IEEE754_CLASS_ZERO; \ + ve = SP_EMIN-1+SP_EBIAS; \ + vm = 0; \ + v = ieee754sp_zero(vs); \ + } \ } #define FLUSHXDP FLUSHDP(x, xc, xs, xe, xm) diff --git a/arch/mips/math-emu/ieee754sp.c b/arch/mips/math-emu/ieee754sp.c index ac84d19e7c87..a15d2123e05e 100644 --- a/arch/mips/math-emu/ieee754sp.c +++ b/arch/mips/math-emu/ieee754sp.c @@ -152,12 +152,12 @@ union ieee754sp ieee754sp_format(int sn, int xe, unsigned xm) case IEEE754_RZ: return ieee754sp_zero(sn); case IEEE754_RU: /* toward +Infinity */ - if(sn == 0) + if (sn == 0) return ieee754sp_min(0); else return ieee754sp_zero(1); case IEEE754_RD: /* toward -Infinity */ - if(sn == 0) + if (sn == 0) return ieee754sp_zero(0); else return ieee754sp_min(1); @@ -174,8 +174,7 @@ union ieee754sp ieee754sp_format(int sn, int xe, unsigned xm) /* Clear grs bits */ xm &= ~(SP_MBIT(3) - 1); xe++; - } - else { + } else { /* sticky right shift es bits */ SPXSRSXn(es); diff --git a/arch/mips/math-emu/ieee754sp.h b/arch/mips/math-emu/ieee754sp.h index 5836fa1e69d8..f007c47086cb 100644 --- a/arch/mips/math-emu/ieee754sp.h +++ b/arch/mips/math-emu/ieee754sp.h @@ -31,23 +31,23 @@ #define assert(expr) ((void)0) /* 3bit extended single precision sticky right shift */ -#define SPXSRSXn(rs) \ - (xe += rs, \ - xm = (rs > (SP_MBITS+3))?1:((xm) >> (rs)) | ((xm) << (32-(rs)) != 0)) +#define SPXSRSXn(rs) \ + (xe += rs, \ + xm = (rs > (SP_MBITS+3))?1:((xm) >> (rs)) | ((xm) << (32-(rs)) != 0)) #define SPXSRSX1() \ - (xe++, (xm = (xm >> 1) | (xm & 1))) + (xe++, (xm = (xm >> 1) | (xm & 1))) -#define SPXSRSYn(rs) \ - (ye+=rs, \ - ym = (rs > (SP_MBITS+3))?1:((ym) >> (rs)) | ((ym) << (32-(rs)) != 0)) +#define SPXSRSYn(rs) \ + (ye+=rs, \ + ym = (rs > (SP_MBITS+3))?1:((ym) >> (rs)) | ((ym) << (32-(rs)) != 0)) #define SPXSRSY1() \ - (ye++, (ym = (ym >> 1) | (ym & 1))) + (ye++, (ym = (ym >> 1) | (ym & 1))) /* convert denormal to normalized with extended exponent */ #define SPDNORMx(m,e) \ - while( (m >> SP_MBITS) == 0) { m <<= 1; e--; } + while ((m >> SP_MBITS) == 0) { m <<= 1; e--; } #define SPDNORMX SPDNORMx(xm, xe) #define SPDNORMY SPDNORMx(ym, ye) @@ -77,13 +77,14 @@ extern union ieee754sp ieee754sp_bestnan(union ieee754sp, union ieee754sp); extern union ieee754sp ieee754sp_format(int, int, unsigned); -#define SPNORMRET2(s, e, m, name, a0, a1) \ -{ \ - union ieee754sp V = ieee754sp_format(s, e, m); \ - if(TSTX()) \ - return ieee754sp_xcpt(V, name, a0, a1); \ - else \ - return V; \ +#define SPNORMRET2(s, e, m, name, a0, a1) \ +{ \ + union ieee754sp V = ieee754sp_format(s, e, m); \ + \ + if (TSTX()) \ + return ieee754sp_xcpt(V, name, a0, a1); \ + else \ + return V; \ } #define SPNORMRET1(s, e, m, name, a0) SPNORMRET2(s, e, m, name, a0, a0) diff --git a/arch/mips/math-emu/me-debugfs.c b/arch/mips/math-emu/me-debugfs.c index d895b38773df..95ed9f9bd2b0 100644 --- a/arch/mips/math-emu/me-debugfs.c +++ b/arch/mips/math-emu/me-debugfs.c @@ -38,14 +38,17 @@ static int __init debugfs_fpuemu(void) if (!dir) return -ENOMEM; -#define FPU_STAT_CREATE(M) \ - do { \ - d = debugfs_create_file(#M , S_IRUGO, dir, \ - (void *)offsetof(struct mips_fpu_emulator_stats, M), \ - &fops_fpuemu_stat); \ - if (!d) \ - return -ENOMEM; \ - } while (0) +#define FPU_EMU_STAT_OFFSET(m) \ + offsetof(struct mips_fpu_emulator_stats, m) + +#define FPU_STAT_CREATE(m) \ +do { \ + d = debugfs_create_file(#m , S_IRUGO, dir, \ + (void *)FPU_EMU_STAT_OFFSET(m), \ + &fops_fpuemu_stat); \ + if (!d) \ + return -ENOMEM; \ +} while (0) FPU_STAT_CREATE(emulated); FPU_STAT_CREATE(loads); -- 2.30.2