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Removed outdated sample testfloat calls

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This commit is contained in:
David Harris 2022-04-04 17:23:39 +00:00
parent c3d07b2c46
commit 171b943254
5 changed files with 0 additions and 118 deletions
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19
tests/fp/sample/Makefile
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# Makefile
CC = gcc
CFLAGS = -O3
LIBS = -lm
LFLAGS = -L.
IFLAGS = -I../../../addins/SoftFloat-3e/source/include/
LIBS = ../../../addins/SoftFloat-3e/build/Linux-x86_64-GCC/softfloat.a
SRCS = $(wildcard *.c)
PROGS = $(patsubst %.c,%,$(SRCS))
all: $(PROGS)
%: %.c
$(CC) $(CFLAGS) $(IFLAGS) $(LFLAGS) -o $@ $< $(LIBS)
clean:
rm -f $(PROGS)

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tests/fp/sample/div
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52
tests/fp/sample/div.c
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#include <stdio.h>
#include <stdint.h>
#include "softfloat.h"
#include "softfloat_types.h"
int float_rounding_mode = 0;
union dp {
unsigned short x[4];
double y;
} X;
int main()
{
uint8_t rounding_mode;
uint8_t exceptions;
uint64_t n, d, result;
float64_t d_n, d_d, d_result;
n = 0x3feffffffefffff6;
d = 0xffeffffffffffffe;
//n = 0x00000000400001ff;
//d = 0x3ffffdfffffffbfe;
d_n.v = n;
d_d.v = d;
softfloat_roundingMode = rounding_mode;
softfloat_exceptionFlags = 0;
softfloat_detectTininess = softfloat_tininess_beforeRounding;
d_result = f64_div(d_n, d_d);
//result = d_result.v;
//exceptions = softfloat_exceptionFlags & 0x1f;
X.x[3] = (d_result.v & 0xffff000000000000) >> 48;
X.x[2] = (d_result.v & 0x0000ffff00000000) >> 32;
X.x[1] = (d_result.v & 0x00000000ffff0000) >> 16;
X.x[0] = (d_result.v & 0x000000000000ffff);
printf("Number = %.4x\n", X.x[3]);
printf("Number = %.4x\n", X.x[2]);
printf("Number = %.4x\n", X.x[1]);
printf("Number = %.4x\n", X.x[0]);
printf("Number = %1.25lg\n", X.y);
return 0;
}

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tests/fp/sample/fma
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tests/fp/sample/fma.c
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#include <stdio.h>
#include <stdint.h>
#include "softfloat.h"
#include "softfloat_types.h"
int float_rounding_mode = 0;
union sp {
unsigned short x[2];
float y;
} X;
int main()
{
uint8_t rounding_mode;
uint8_t exceptions;
uint32_t multiplier, multiplicand, addend, result;
float32_t f_multiplier, f_multiplicand, f_addend, f_result;
multiplier = 0xbf800000;
multiplicand = 0xbf800000;
addend = 0xffaaaaaa;
f_multiplier.v = multiplier;
f_multiplicand.v = multiplicand;
f_addend.v = addend;
softfloat_roundingMode = rounding_mode;
softfloat_exceptionFlags = 0;
softfloat_detectTininess = softfloat_tininess_beforeRounding;
f_result = f32_mulAdd(f_multiplier, f_multiplicand, f_addend);
result = f_result.v;
exceptions = softfloat_exceptionFlags & 0x1f;
printf("%x\n", f_result.v);
// Print out SP number
X.x[1] = (f_result.v & 0xffff0000) >> 16;
X.x[0] = (f_result.v & 0x0000ffff);
printf("Number = %f\n", X.y);
return 0;
}