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-rw-r--r--src/core/arm/skyeye_common/vfp/vfpsingle.cpp278
1 files changed, 111 insertions, 167 deletions
diff --git a/src/core/arm/skyeye_common/vfp/vfpsingle.cpp b/src/core/arm/skyeye_common/vfp/vfpsingle.cpp
index 60264f9b3..3c21efe62 100644
--- a/src/core/arm/skyeye_common/vfp/vfpsingle.cpp
+++ b/src/core/arm/skyeye_common/vfp/vfpsingle.cpp
@@ -58,24 +58,20 @@
#include "common/common_types.h"
#include "common/logging/log.h"
-#include "core/arm/skyeye_common/vfp/vfp_helper.h"
#include "core/arm/skyeye_common/vfp/asm_vfp.h"
#include "core/arm/skyeye_common/vfp/vfp.h"
+#include "core/arm/skyeye_common/vfp/vfp_helper.h"
static struct vfp_single vfp_single_default_qnan = {
- 255,
- 0,
- VFP_SINGLE_SIGNIFICAND_QNAN,
+ 255, 0, VFP_SINGLE_SIGNIFICAND_QNAN,
};
-static void vfp_single_dump(const char *str, struct vfp_single *s)
-{
- LOG_TRACE(Core_ARM11, "%s: sign=%d exponent=%d significand=%08x",
- str, s->sign != 0, s->exponent, s->significand);
+static void vfp_single_dump(const char* str, struct vfp_single* s) {
+ LOG_TRACE(Core_ARM11, "%s: sign=%d exponent=%d significand=%08x", str, s->sign != 0,
+ s->exponent, s->significand);
}
-static void vfp_single_normalise_denormal(struct vfp_single *vs)
-{
+static void vfp_single_normalise_denormal(struct vfp_single* vs) {
int bits = 31 - fls(vs->significand);
vfp_single_dump("normalise_denormal: in", vs);
@@ -88,9 +84,8 @@ static void vfp_single_normalise_denormal(struct vfp_single *vs)
vfp_single_dump("normalise_denormal: out", vs);
}
-
-u32 vfp_single_normaliseround(ARMul_State* state, int sd, struct vfp_single *vs, u32 fpscr, const char *func)
-{
+u32 vfp_single_normaliseround(ARMul_State* state, int sd, struct vfp_single* vs, u32 fpscr,
+ const char* func) {
u32 significand, incr, rmode;
int exponent, shift, underflow;
u32 exceptions = 0;
@@ -199,7 +194,7 @@ u32 vfp_single_normaliseround(ARMul_State* state, int sd, struct vfp_single *vs,
vs->exponent = 253;
vs->significand = 0x7fffffff;
} else {
- vs->exponent = 255; /* infinity */
+ vs->exponent = 255; /* infinity */
vs->significand = 0;
}
} else {
@@ -217,8 +212,7 @@ pack:
vfp_single_dump("pack: final", vs);
{
s32 d = vfp_single_pack(vs);
- LOG_TRACE(Core_ARM11, "%s: d(s%d)=%08x exceptions=%08x", func,
- sd, d, exceptions);
+ LOG_TRACE(Core_ARM11, "%s: d(s%d)=%08x exceptions=%08x", func, sd, d, exceptions);
vfp_put_float(state, d, sd);
}
@@ -229,11 +223,9 @@ pack:
* Propagate the NaN, setting exceptions if it is signalling.
* 'n' is always a NaN. 'm' may be a number, NaN or infinity.
*/
-static u32
-vfp_propagate_nan(struct vfp_single *vsd, struct vfp_single *vsn,
- struct vfp_single *vsm, u32 fpscr)
-{
- struct vfp_single *nan;
+static u32 vfp_propagate_nan(struct vfp_single* vsd, struct vfp_single* vsn, struct vfp_single* vsm,
+ u32 fpscr) {
+ struct vfp_single* nan;
int tn, tm = 0;
tn = vfp_single_type(vsn);
@@ -270,40 +262,33 @@ vfp_propagate_nan(struct vfp_single *vsd, struct vfp_single *vsn,
return tn == VFP_SNAN || tm == VFP_SNAN ? FPSCR_IOC : VFP_NAN_FLAG;
}
-
/*
* Extended operations
*/
-static u32 vfp_single_fabs(ARMul_State* state, int sd, int unused, s32 m, u32 fpscr)
-{
+static u32 vfp_single_fabs(ARMul_State* state, int sd, int unused, s32 m, u32 fpscr) {
vfp_put_float(state, vfp_single_packed_abs(m), sd);
return 0;
}
-static u32 vfp_single_fcpy(ARMul_State* state, int sd, int unused, s32 m, u32 fpscr)
-{
+static u32 vfp_single_fcpy(ARMul_State* state, int sd, int unused, s32 m, u32 fpscr) {
vfp_put_float(state, m, sd);
return 0;
}
-static u32 vfp_single_fneg(ARMul_State* state, int sd, int unused, s32 m, u32 fpscr)
-{
+static u32 vfp_single_fneg(ARMul_State* state, int sd, int unused, s32 m, u32 fpscr) {
vfp_put_float(state, vfp_single_packed_negate(m), sd);
return 0;
}
-static const u16 sqrt_oddadjust[] = {
- 0x0004, 0x0022, 0x005d, 0x00b1, 0x011d, 0x019f, 0x0236, 0x02e0,
- 0x039c, 0x0468, 0x0545, 0x0631, 0x072b, 0x0832, 0x0946, 0x0a67
-};
+static const u16 sqrt_oddadjust[] = {0x0004, 0x0022, 0x005d, 0x00b1, 0x011d, 0x019f,
+ 0x0236, 0x02e0, 0x039c, 0x0468, 0x0545, 0x0631,
+ 0x072b, 0x0832, 0x0946, 0x0a67};
-static const u16 sqrt_evenadjust[] = {
- 0x0a2d, 0x08af, 0x075a, 0x0629, 0x051a, 0x0429, 0x0356, 0x029e,
- 0x0200, 0x0179, 0x0109, 0x00af, 0x0068, 0x0034, 0x0012, 0x0002
-};
+static const u16 sqrt_evenadjust[] = {0x0a2d, 0x08af, 0x075a, 0x0629, 0x051a, 0x0429,
+ 0x0356, 0x029e, 0x0200, 0x0179, 0x0109, 0x00af,
+ 0x0068, 0x0034, 0x0012, 0x0002};
-u32 vfp_estimate_sqrt_significand(u32 exponent, u32 significand)
-{
+u32 vfp_estimate_sqrt_significand(u32 exponent, u32 significand) {
int index;
u32 z, a;
@@ -331,25 +316,24 @@ u32 vfp_estimate_sqrt_significand(u32 exponent, u32 significand)
}
}
-static u32 vfp_single_fsqrt(ARMul_State* state, int sd, int unused, s32 m, u32 fpscr)
-{
+static u32 vfp_single_fsqrt(ARMul_State* state, int sd, int unused, s32 m, u32 fpscr) {
struct vfp_single vsm, vsd, *vsp;
int ret, tm;
u32 exceptions = 0;
exceptions |= vfp_single_unpack(&vsm, m, fpscr);
tm = vfp_single_type(&vsm);
- if (tm & (VFP_NAN|VFP_INFINITY)) {
+ if (tm & (VFP_NAN | VFP_INFINITY)) {
vsp = &vsd;
if (tm & VFP_NAN)
ret = vfp_propagate_nan(vsp, &vsm, nullptr, fpscr);
else if (vsm.sign == 0) {
-sqrt_copy:
+ sqrt_copy:
vsp = &vsm;
ret = 0;
} else {
-sqrt_invalid:
+ sqrt_invalid:
vsp = &vfp_single_default_qnan;
ret = FPSCR_IOC;
}
@@ -420,15 +404,15 @@ sqrt_invalid:
* Greater than := C
* Unordered := CV
*/
-static u32 vfp_compare(ARMul_State* state, int sd, int signal_on_qnan, s32 m, u32 fpscr)
-{
+static u32 vfp_compare(ARMul_State* state, int sd, int signal_on_qnan, s32 m, u32 fpscr) {
s32 d;
u32 ret = 0;
d = vfp_get_float(state, sd);
if (vfp_single_packed_exponent(m) == 255 && vfp_single_packed_mantissa(m)) {
ret |= FPSCR_CFLAG | FPSCR_VFLAG;
- if (signal_on_qnan || !(vfp_single_packed_mantissa(m) & (1 << (VFP_SINGLE_MANTISSA_BITS - 1))))
+ if (signal_on_qnan ||
+ !(vfp_single_packed_mantissa(m) & (1 << (VFP_SINGLE_MANTISSA_BITS - 1))))
/*
* Signalling NaN, or signalling on quiet NaN
*/
@@ -437,7 +421,8 @@ static u32 vfp_compare(ARMul_State* state, int sd, int signal_on_qnan, s32 m, u3
if (vfp_single_packed_exponent(d) == 255 && vfp_single_packed_mantissa(d)) {
ret |= FPSCR_CFLAG | FPSCR_VFLAG;
- if (signal_on_qnan || !(vfp_single_packed_mantissa(d) & (1 << (VFP_SINGLE_MANTISSA_BITS - 1))))
+ if (signal_on_qnan ||
+ !(vfp_single_packed_mantissa(d) & (1 << (VFP_SINGLE_MANTISSA_BITS - 1))))
/*
* Signalling NaN, or signalling on quiet NaN
*/
@@ -479,28 +464,23 @@ static u32 vfp_compare(ARMul_State* state, int sd, int signal_on_qnan, s32 m, u3
return ret;
}
-static u32 vfp_single_fcmp(ARMul_State* state, int sd, int unused, s32 m, u32 fpscr)
-{
+static u32 vfp_single_fcmp(ARMul_State* state, int sd, int unused, s32 m, u32 fpscr) {
return vfp_compare(state, sd, 0, m, fpscr);
}
-static u32 vfp_single_fcmpe(ARMul_State* state, int sd, int unused, s32 m, u32 fpscr)
-{
+static u32 vfp_single_fcmpe(ARMul_State* state, int sd, int unused, s32 m, u32 fpscr) {
return vfp_compare(state, sd, 1, m, fpscr);
}
-static u32 vfp_single_fcmpz(ARMul_State* state, int sd, int unused, s32 m, u32 fpscr)
-{
+static u32 vfp_single_fcmpz(ARMul_State* state, int sd, int unused, s32 m, u32 fpscr) {
return vfp_compare(state, sd, 0, 0, fpscr);
}
-static u32 vfp_single_fcmpez(ARMul_State* state, int sd, int unused, s32 m, u32 fpscr)
-{
+static u32 vfp_single_fcmpez(ARMul_State* state, int sd, int unused, s32 m, u32 fpscr) {
return vfp_compare(state, sd, 1, 0, fpscr);
}
-static u32 vfp_single_fcvtd(ARMul_State* state, int dd, int unused, s32 m, u32 fpscr)
-{
+static u32 vfp_single_fcvtd(ARMul_State* state, int dd, int unused, s32 m, u32 fpscr) {
struct vfp_single vsm;
struct vfp_double vdd;
int tm;
@@ -525,7 +505,7 @@ static u32 vfp_single_fcvtd(ARMul_State* state, int dd, int unused, s32 m, u32 f
/*
* If we have an infinity or NaN, the exponent must be 2047.
*/
- if (tm & (VFP_INFINITY|VFP_NAN)) {
+ if (tm & (VFP_INFINITY | VFP_NAN)) {
vdd.exponent = 2047;
if (tm == VFP_QNAN)
vdd.significand |= VFP_DOUBLE_SIGNIFICAND_QNAN;
@@ -543,8 +523,7 @@ pack_nan:
return exceptions;
}
-static u32 vfp_single_fuito(ARMul_State* state, int sd, int unused, s32 m, u32 fpscr)
-{
+static u32 vfp_single_fuito(ARMul_State* state, int sd, int unused, s32 m, u32 fpscr) {
struct vfp_single vs;
u32 exceptions = 0;
@@ -556,8 +535,7 @@ static u32 vfp_single_fuito(ARMul_State* state, int sd, int unused, s32 m, u32 f
return exceptions;
}
-static u32 vfp_single_fsito(ARMul_State* state, int sd, int unused, s32 m, u32 fpscr)
-{
+static u32 vfp_single_fsito(ARMul_State* state, int sd, int unused, s32 m, u32 fpscr) {
struct vfp_single vs;
u32 exceptions = 0;
@@ -569,8 +547,7 @@ static u32 vfp_single_fsito(ARMul_State* state, int sd, int unused, s32 m, u32 f
return exceptions;
}
-static u32 vfp_single_ftoui(ARMul_State* state, int sd, int unused, s32 m, u32 fpscr)
-{
+static u32 vfp_single_ftoui(ARMul_State* state, int sd, int unused, s32 m, u32 fpscr) {
struct vfp_single vsm;
u32 d, exceptions = 0;
int rmode = fpscr & FPSCR_RMODE_MASK;
@@ -656,13 +633,11 @@ static u32 vfp_single_ftoui(ARMul_State* state, int sd, int unused, s32 m, u32 f
return exceptions;
}
-static u32 vfp_single_ftouiz(ARMul_State* state, int sd, int unused, s32 m, u32 fpscr)
-{
+static u32 vfp_single_ftouiz(ARMul_State* state, int sd, int unused, s32 m, u32 fpscr) {
return vfp_single_ftoui(state, sd, unused, m, (fpscr & ~FPSCR_RMODE_MASK) | FPSCR_ROUND_TOZERO);
}
-static u32 vfp_single_ftosi(ARMul_State* state, int sd, int unused, s32 m, u32 fpscr)
-{
+static u32 vfp_single_ftosi(ARMul_State* state, int sd, int unused, s32 m, u32 fpscr) {
struct vfp_single vsm;
u32 d, exceptions = 0;
int rmode = fpscr & FPSCR_RMODE_MASK;
@@ -739,51 +714,44 @@ static u32 vfp_single_ftosi(ARMul_State* state, int sd, int unused, s32 m, u32 f
return exceptions;
}
-static u32 vfp_single_ftosiz(ARMul_State* state, int sd, int unused, s32 m, u32 fpscr)
-{
+static u32 vfp_single_ftosiz(ARMul_State* state, int sd, int unused, s32 m, u32 fpscr) {
return vfp_single_ftosi(state, sd, unused, m, (fpscr & ~FPSCR_RMODE_MASK) | FPSCR_ROUND_TOZERO);
}
static struct op fops_ext[] = {
- { vfp_single_fcpy, 0 }, //0x00000000 - FEXT_FCPY
- { vfp_single_fabs, 0 }, //0x00000001 - FEXT_FABS
- { vfp_single_fneg, 0 }, //0x00000002 - FEXT_FNEG
- { vfp_single_fsqrt, 0 }, //0x00000003 - FEXT_FSQRT
- { nullptr, 0 },
- { nullptr, 0 },
- { nullptr, 0 },
- { nullptr, 0 },
- { vfp_single_fcmp, OP_SCALAR }, //0x00000008 - FEXT_FCMP
- { vfp_single_fcmpe, OP_SCALAR }, //0x00000009 - FEXT_FCMPE
- { vfp_single_fcmpz, OP_SCALAR }, //0x0000000A - FEXT_FCMPZ
- { vfp_single_fcmpez, OP_SCALAR }, //0x0000000B - FEXT_FCMPEZ
- { nullptr, 0 },
- { nullptr, 0 },
- { nullptr, 0 },
- { vfp_single_fcvtd, OP_SCALAR|OP_DD }, //0x0000000F - FEXT_FCVT
- { vfp_single_fuito, OP_SCALAR }, //0x00000010 - FEXT_FUITO
- { vfp_single_fsito, OP_SCALAR }, //0x00000011 - FEXT_FSITO
- { nullptr, 0 },
- { nullptr, 0 },
- { nullptr, 0 },
- { nullptr, 0 },
- { nullptr, 0 },
- { nullptr, 0 },
- { vfp_single_ftoui, OP_SCALAR }, //0x00000018 - FEXT_FTOUI
- { vfp_single_ftouiz, OP_SCALAR }, //0x00000019 - FEXT_FTOUIZ
- { vfp_single_ftosi, OP_SCALAR }, //0x0000001A - FEXT_FTOSI
- { vfp_single_ftosiz, OP_SCALAR }, //0x0000001B - FEXT_FTOSIZ
+ {vfp_single_fcpy, 0}, // 0x00000000 - FEXT_FCPY
+ {vfp_single_fabs, 0}, // 0x00000001 - FEXT_FABS
+ {vfp_single_fneg, 0}, // 0x00000002 - FEXT_FNEG
+ {vfp_single_fsqrt, 0}, // 0x00000003 - FEXT_FSQRT
+ {nullptr, 0},
+ {nullptr, 0},
+ {nullptr, 0},
+ {nullptr, 0},
+ {vfp_single_fcmp, OP_SCALAR}, // 0x00000008 - FEXT_FCMP
+ {vfp_single_fcmpe, OP_SCALAR}, // 0x00000009 - FEXT_FCMPE
+ {vfp_single_fcmpz, OP_SCALAR}, // 0x0000000A - FEXT_FCMPZ
+ {vfp_single_fcmpez, OP_SCALAR}, // 0x0000000B - FEXT_FCMPEZ
+ {nullptr, 0},
+ {nullptr, 0},
+ {nullptr, 0},
+ {vfp_single_fcvtd, OP_SCALAR | OP_DD}, // 0x0000000F - FEXT_FCVT
+ {vfp_single_fuito, OP_SCALAR}, // 0x00000010 - FEXT_FUITO
+ {vfp_single_fsito, OP_SCALAR}, // 0x00000011 - FEXT_FSITO
+ {nullptr, 0},
+ {nullptr, 0},
+ {nullptr, 0},
+ {nullptr, 0},
+ {nullptr, 0},
+ {nullptr, 0},
+ {vfp_single_ftoui, OP_SCALAR}, // 0x00000018 - FEXT_FTOUI
+ {vfp_single_ftouiz, OP_SCALAR}, // 0x00000019 - FEXT_FTOUIZ
+ {vfp_single_ftosi, OP_SCALAR}, // 0x0000001A - FEXT_FTOSI
+ {vfp_single_ftosiz, OP_SCALAR}, // 0x0000001B - FEXT_FTOSIZ
};
-
-
-
-
-static u32
-vfp_single_fadd_nonnumber(struct vfp_single *vsd, struct vfp_single *vsn,
- struct vfp_single *vsm, u32 fpscr)
-{
- struct vfp_single *vsp;
+static u32 vfp_single_fadd_nonnumber(struct vfp_single* vsd, struct vfp_single* vsn,
+ struct vfp_single* vsm, u32 fpscr) {
+ struct vfp_single* vsp;
u32 exceptions = 0;
int tn, tm;
@@ -821,14 +789,11 @@ vfp_single_fadd_nonnumber(struct vfp_single *vsd, struct vfp_single *vsn,
return exceptions;
}
-static u32
-vfp_single_add(struct vfp_single *vsd, struct vfp_single *vsn,
- struct vfp_single *vsm, u32 fpscr)
-{
+static u32 vfp_single_add(struct vfp_single* vsd, struct vfp_single* vsn, struct vfp_single* vsm,
+ u32 fpscr) {
u32 exp_diff, m_sig;
- if (vsn->significand & 0x80000000 ||
- vsm->significand & 0x80000000) {
+ if (vsn->significand & 0x80000000 || vsm->significand & 0x80000000) {
LOG_WARNING(Core_ARM11, "bad FP values");
vfp_single_dump("VSN", vsn);
vfp_single_dump("VSM", vsm);
@@ -872,8 +837,7 @@ vfp_single_add(struct vfp_single *vsd, struct vfp_single *vsn,
vsd->sign = vfp_sign_negate(vsd->sign);
m_sig = (~m_sig + 1);
} else if (m_sig == 0) {
- vsd->sign = (fpscr & FPSCR_RMODE_MASK) ==
- FPSCR_ROUND_MINUSINF ? 0x8000 : 0;
+ vsd->sign = (fpscr & FPSCR_RMODE_MASK) == FPSCR_ROUND_MINUSINF ? 0x8000 : 0;
}
} else {
m_sig = vsn->significand + m_sig;
@@ -883,9 +847,8 @@ vfp_single_add(struct vfp_single *vsd, struct vfp_single *vsn,
return 0;
}
-static u32
-vfp_single_multiply(struct vfp_single *vsd, struct vfp_single *vsn, struct vfp_single *vsm, u32 fpscr)
-{
+static u32 vfp_single_multiply(struct vfp_single* vsd, struct vfp_single* vsn,
+ struct vfp_single* vsm, u32 fpscr) {
vfp_single_dump("VSN", vsn);
vfp_single_dump("VSM", vsm);
@@ -938,12 +901,11 @@ vfp_single_multiply(struct vfp_single *vsd, struct vfp_single *vsn, struct vfp_s
return 0;
}
-#define NEG_MULTIPLY (1 << 0)
-#define NEG_SUBTRACT (1 << 1)
+#define NEG_MULTIPLY (1 << 0)
+#define NEG_SUBTRACT (1 << 1)
-static u32
-vfp_single_multiply_accumulate(ARMul_State* state, int sd, int sn, s32 m, u32 fpscr, u32 negate, const char *func)
-{
+static u32 vfp_single_multiply_accumulate(ARMul_State* state, int sd, int sn, s32 m, u32 fpscr,
+ u32 negate, const char* func) {
vfp_single vsd, vsp, vsn, vsm;
u32 exceptions = 0;
s32 v;
@@ -985,8 +947,7 @@ vfp_single_multiply_accumulate(ARMul_State* state, int sd, int sn, s32 m, u32 fp
/*
* sd = sd + (sn * sm)
*/
-static u32 vfp_single_fmac(ARMul_State* state, int sd, int sn, s32 m, u32 fpscr)
-{
+static u32 vfp_single_fmac(ARMul_State* state, int sd, int sn, s32 m, u32 fpscr) {
u32 exceptions = 0;
LOG_TRACE(Core_ARM11, "s%u = %08x", sn, sd);
exceptions |= vfp_single_multiply_accumulate(state, sd, sn, m, fpscr, 0, "fmac");
@@ -996,8 +957,7 @@ static u32 vfp_single_fmac(ARMul_State* state, int sd, int sn, s32 m, u32 fpscr)
/*
* sd = sd - (sn * sm)
*/
-static u32 vfp_single_fnmac(ARMul_State* state, int sd, int sn, s32 m, u32 fpscr)
-{
+static u32 vfp_single_fnmac(ARMul_State* state, int sd, int sn, s32 m, u32 fpscr) {
// TODO: this one has its arguments inverted, investigate.
LOG_TRACE(Core_ARM11, "s%u = %08x", sd, sn);
return vfp_single_multiply_accumulate(state, sd, sn, m, fpscr, NEG_MULTIPLY, "fnmac");
@@ -1006,8 +966,7 @@ static u32 vfp_single_fnmac(ARMul_State* state, int sd, int sn, s32 m, u32 fpscr
/*
* sd = -sd + (sn * sm)
*/
-static u32 vfp_single_fmsc(ARMul_State* state, int sd, int sn, s32 m, u32 fpscr)
-{
+static u32 vfp_single_fmsc(ARMul_State* state, int sd, int sn, s32 m, u32 fpscr) {
LOG_TRACE(Core_ARM11, "s%u = %08x", sn, sd);
return vfp_single_multiply_accumulate(state, sd, sn, m, fpscr, NEG_SUBTRACT, "fmsc");
}
@@ -1015,17 +974,16 @@ static u32 vfp_single_fmsc(ARMul_State* state, int sd, int sn, s32 m, u32 fpscr)
/*
* sd = -sd - (sn * sm)
*/
-static u32 vfp_single_fnmsc(ARMul_State* state, int sd, int sn, s32 m, u32 fpscr)
-{
+static u32 vfp_single_fnmsc(ARMul_State* state, int sd, int sn, s32 m, u32 fpscr) {
LOG_TRACE(Core_ARM11, "s%u = %08x", sn, sd);
- return vfp_single_multiply_accumulate(state, sd, sn, m, fpscr, NEG_SUBTRACT | NEG_MULTIPLY, "fnmsc");
+ return vfp_single_multiply_accumulate(state, sd, sn, m, fpscr, NEG_SUBTRACT | NEG_MULTIPLY,
+ "fnmsc");
}
/*
* sd = sn * sm
*/
-static u32 vfp_single_fmul(ARMul_State* state, int sd, int sn, s32 m, u32 fpscr)
-{
+static u32 vfp_single_fmul(ARMul_State* state, int sd, int sn, s32 m, u32 fpscr) {
struct vfp_single vsd, vsn, vsm;
u32 exceptions = 0;
s32 n = vfp_get_float(state, sn);
@@ -1049,8 +1007,7 @@ static u32 vfp_single_fmul(ARMul_State* state, int sd, int sn, s32 m, u32 fpscr)
/*
* sd = -(sn * sm)
*/
-static u32 vfp_single_fnmul(ARMul_State* state, int sd, int sn, s32 m, u32 fpscr)
-{
+static u32 vfp_single_fnmul(ARMul_State* state, int sd, int sn, s32 m, u32 fpscr) {
struct vfp_single vsd, vsn, vsm;
u32 exceptions = 0;
s32 n = vfp_get_float(state, sn);
@@ -1075,8 +1032,7 @@ static u32 vfp_single_fnmul(ARMul_State* state, int sd, int sn, s32 m, u32 fpscr
/*
* sd = sn + sm
*/
-static u32 vfp_single_fadd(ARMul_State* state, int sd, int sn, s32 m, u32 fpscr)
-{
+static u32 vfp_single_fadd(ARMul_State* state, int sd, int sn, s32 m, u32 fpscr) {
struct vfp_single vsd, vsn, vsm;
u32 exceptions = 0;
s32 n = vfp_get_float(state, sn);
@@ -1103,8 +1059,7 @@ static u32 vfp_single_fadd(ARMul_State* state, int sd, int sn, s32 m, u32 fpscr)
/*
* sd = sn - sm
*/
-static u32 vfp_single_fsub(ARMul_State* state, int sd, int sn, s32 m, u32 fpscr)
-{
+static u32 vfp_single_fsub(ARMul_State* state, int sd, int sn, s32 m, u32 fpscr) {
LOG_TRACE(Core_ARM11, "s%u = %08x", sn, sd);
/*
* Subtraction is addition with one sign inverted.
@@ -1118,8 +1073,7 @@ static u32 vfp_single_fsub(ARMul_State* state, int sd, int sn, s32 m, u32 fpscr)
/*
* sd = sn / sm
*/
-static u32 vfp_single_fdiv(ARMul_State* state, int sd, int sn, s32 m, u32 fpscr)
-{
+static u32 vfp_single_fdiv(ARMul_State* state, int sd, int sn, s32 m, u32 fpscr) {
struct vfp_single vsd, vsn, vsm;
u32 exceptions = 0;
s32 n = vfp_get_float(state, sn);
@@ -1151,7 +1105,7 @@ static u32 vfp_single_fdiv(ARMul_State* state, int sd, int sn, s32 m, u32 fpscr)
* If n and m are infinity, the result is invalid
* If n and m are zero, the result is invalid
*/
- if (tm & tn & (VFP_INFINITY|VFP_ZERO))
+ if (tm & tn & (VFP_INFINITY | VFP_ZERO))
goto invalid;
/*
@@ -1226,29 +1180,22 @@ invalid:
}
static struct op fops[] = {
- { vfp_single_fmac, 0 },
- { vfp_single_fmsc, 0 },
- { vfp_single_fmul, 0 },
- { vfp_single_fadd, 0 },
- { vfp_single_fnmac, 0 },
- { vfp_single_fnmsc, 0 },
- { vfp_single_fnmul, 0 },
- { vfp_single_fsub, 0 },
- { vfp_single_fdiv, 0 },
+ {vfp_single_fmac, 0}, {vfp_single_fmsc, 0}, {vfp_single_fmul, 0},
+ {vfp_single_fadd, 0}, {vfp_single_fnmac, 0}, {vfp_single_fnmsc, 0},
+ {vfp_single_fnmul, 0}, {vfp_single_fsub, 0}, {vfp_single_fdiv, 0},
};
-#define FREG_BANK(x) ((x) & 0x18)
-#define FREG_IDX(x) ((x) & 7)
+#define FREG_BANK(x) ((x)&0x18)
+#define FREG_IDX(x) ((x)&7)
-u32 vfp_single_cpdo(ARMul_State* state, u32 inst, u32 fpscr)
-{
+u32 vfp_single_cpdo(ARMul_State* state, u32 inst, u32 fpscr) {
u32 op = inst & FOP_MASK;
u32 exceptions = 0;
unsigned int dest;
unsigned int sn = vfp_get_sn(inst);
unsigned int sm = vfp_get_sm(inst);
unsigned int vecitr, veclen, vecstride;
- struct op *fop;
+ struct op* fop;
vecstride = 1 + ((fpscr & FPSCR_STRIDE_MASK) == FPSCR_STRIDE_MASK);
@@ -1274,11 +1221,11 @@ u32 vfp_single_cpdo(ARMul_State* state, u32 inst, u32 fpscr)
else
veclen = fpscr & FPSCR_LENGTH_MASK;
- LOG_TRACE(Core_ARM11, "vecstride=%u veclen=%u", vecstride,
- (veclen >> FPSCR_LENGTH_BIT) + 1);
+ LOG_TRACE(Core_ARM11, "vecstride=%u veclen=%u", vecstride, (veclen >> FPSCR_LENGTH_BIT) + 1);
if (!fop->fn) {
- LOG_CRITICAL(Core_ARM11, "could not find single op %d, inst=0x%x@0x%x", FEXT_TO_IDX(inst), inst, state->Reg[15]);
+ LOG_CRITICAL(Core_ARM11, "could not find single op %d, inst=0x%x@0x%x", FEXT_TO_IDX(inst),
+ inst, state->Reg[15]);
Crash();
goto invalid;
}
@@ -1290,17 +1237,14 @@ u32 vfp_single_cpdo(ARMul_State* state, u32 inst, u32 fpscr)
type = (fop->flags & OP_DD) ? 'd' : 's';
if (op == FOP_EXT)
- LOG_TRACE(Core_ARM11, "itr%d (%c%u) = op[%u] (s%u=%08x)",
- vecitr >> FPSCR_LENGTH_BIT, type, dest, sn,
- sm, m);
+ LOG_TRACE(Core_ARM11, "itr%d (%c%u) = op[%u] (s%u=%08x)", vecitr >> FPSCR_LENGTH_BIT,
+ type, dest, sn, sm, m);
else
LOG_TRACE(Core_ARM11, "itr%d (%c%u) = (s%u) op[%u] (s%u=%08x)",
- vecitr >> FPSCR_LENGTH_BIT, type, dest, sn,
- FOP_TO_IDX(op), sm, m);
+ vecitr >> FPSCR_LENGTH_BIT, type, dest, sn, FOP_TO_IDX(op), sm, m);
except = fop->fn(state, dest, sn, m, fpscr);
- LOG_TRACE(Core_ARM11, "itr%d: exceptions=%08x",
- vecitr >> FPSCR_LENGTH_BIT, except);
+ LOG_TRACE(Core_ARM11, "itr%d: exceptions=%08x", vecitr >> FPSCR_LENGTH_BIT, except);
exceptions |= except;
generated by cgit v1.2.3 (git 2.25.1) at 2024-07-18 01:22:31 +0200