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fix e^x calculation for negative x

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This commit is contained in:
Jeff Wang 2019-10-06 21:38:32 -04:00
parent 5345843974
commit 45e4dd25f8
1 changed files with 3 additions and 0 deletions
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3
src/decn/decn.c
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@ -769,6 +769,9 @@ void recip_decn(void){
#define X_COPY Tmp3Decn //holds copy of original x #define X_COPY Tmp3Decn //holds copy of original x
uint8_t i; uint8_t i;
exp_t initial_exp; exp_t initial_exp;
//denominator is already in BDecn for division, but x is in Accum for 1/x
// copy accum to be for 1/x case
copy_decn(&BDecn, &AccDecn);
//check divide by zero //check divide by zero
#ifdef EXTRA_CHECKS #ifdef EXTRA_CHECKS
if (decn_is_zero(&BDecn)){ if (decn_is_zero(&BDecn)){