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XLEN parameterization for simx

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This commit is contained in:
Santosh Srivatsan
2022-02-03 15:19:31 -05:00
parent 54dd2cfe1d
commit 836c777680
191 changed files with 5520 additions and 32163 deletions
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60
sim/common/rvfloats.cpp
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@@ -1,5 +1,4 @@
#include "rvfloats.h"
#include "xlen.h"
#include <stdio.h>
extern "C" {
@@ -299,14 +298,7 @@ uint64_t rv_fle_d(uint64_t a, uint64_t b, uint32_t* fflags) {
return r;
}
uint32_t rv_feq_s(uint64_t a, uint64_t b, uint32_t* fflags) {
#if FLEN == 64
// Either a or b isn't NaN boxed
if ((a >> 32 != 0xffffffff) || (b >> 32 != 0xffffffff)) {
return 0;
}
#endif
uint32_t rv_feq_s(uint32_t a, uint32_t b, uint32_t* fflags) {
auto r = f32_eq(to_float32_t(a), to_float32_t(b));
if (fflags) { *fflags = get_fflags(); }
@@ -437,21 +429,7 @@ uint64_t rv_fclss_d(uint64_t a) {
return r;
}
uint32_t rv_fsgnj_s(uint64_t a, uint64_t b) {
#if FLEN == 64
// Both a and b aren't NaN boxed
if ((a >> 32 != 0xffffffff) && (b >> 32 != 0xffffffff)) {
return 0x7fc00000;
}
// a is NaN boxed but b isn't
if (b >> 32 != 0xffffffff)
return a;
// b is NaN boxed but a isn't
if(a >> 32 != 0xffffffff)
return 0xffc00000;
#endif
uint32_t rv_fsgnj_s(uint32_t a, uint32_t b) {
int sign = b & F32_SIGN;
int r = sign | (a & ~F32_SIGN);
@@ -467,23 +445,7 @@ uint64_t rv_fsgnj_d(uint64_t a, uint64_t b) {
return r;
}
uint32_t rv_fsgnjn_s(uint64_t a, uint64_t b) {
#if FLEN == 64
// Both a and b aren't NaN boxed
if ((a >> 32 != 0xffffffff) && (b >> 32 != 0xffffffff)) {
return 0x7fc00000;
}
// a is NaN boxed but b isn't
if (b >> 32 != 0xffffffff)
return a;
// b is NaN boxed but a isn't
if(a >> 32 != 0xffffffff)
return 0xffc00000;
#endif
printf("XLEN=%d, FLEN=%d\n", XLEN, FLEN);
uint32_t rv_fsgnjn_s(uint32_t a, uint32_t b) {
int sign = ~b & F32_SIGN;
int r = sign | (a & ~F32_SIGN);
@@ -499,21 +461,7 @@ uint64_t rv_fsgnjn_d(uint64_t a, uint64_t b) {
return r;
}
uint32_t rv_fsgnjx_s(uint64_t a, uint64_t b) {
#if FLEN == 64
// Both a and b aren't NaN boxed
if ((a >> 32 != 0xffffffff) && (b >> 32 != 0xffffffff)) {
return 0x7fc00000;
}
// a is NaN boxed but b isn't
if (b >> 32 != 0xffffffff)
return a;
// b is NaN boxed but a isn't
if(a >> 32 != 0xffffffff)
return 0xffc00000;
#endif
uint32_t rv_fsgnjx_s(uint32_t a, uint32_t b) {
int sign1 = a & F32_SIGN;
int sign2 = b & F32_SIGN;