math-neon
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xboxfanj
Automatically exported from code.google.com/p/math-neon
frexpf
``` I had issues getting correct values following your frexpf algorithm. When I switched to the algorithm shown at http://code.metager.de/source/xref/sdcc/sdcc/device/lib/frexpf.c I had better luck. Honestly not sure if I just...
``` ARM changed the instructions for 64-bit Neon, so none of this will compile. You need to guard using __arm64__ define. ``` Original issue reported on code.google.com by `[email protected]` on...
``` Architecture: Xilinx Zynq (ARM Cortex-A9) Compiler: arm-xilinx-eabi-gcc (Sourcery CodeBench Lite 2012.09-105) 4.7.2 Arguments: -Wall -O0 -g3 -c -fmessage-length=0 -I../../cpu0_bsp/ps7_cortexa9_0/include 3. The following warnings appear: math_sinf.c:123:1: warning: control reaches end...
``` sqrtf_neon_hpf() first computes the inverse of the square root, and then the reciprocal, i.e. t = 1/sqrt(x) r = 1/t it might be easier/faster to compute the inverse of...
``` Line 164 of math_atan2f.c, should read atan2f_c(x, y)... (Or, more appropriately, rename the arguments in _sfp to y, x and fix line 161 to atan2f_neon_hfp(y, x) instead) ``` Original...
``` The function dot4_neon() uses the intrinsics API which is not correctly handled by the project, also it collides with the math_neon.h defined signature. I just commented it out: http://gitorious.org/vjaquez-misc/math-neon/commit/3ca3102732e0786350486b52329f0...
``` I had cooked a simple makefile for building the math_debug: http://gitorious.org/vjaquez-misc/math-neon/commit/14ba470caad37c33cf7245be69efc 9a1366d8f99?format=patch ``` Original issue reported on code.google.com by `[email protected]` on 25 Mar 2011 at 11:59
``` What steps will reproduce the problem? 1. Call asinf_c(x) 2. Call system asinf(x) with same x 3. Compare the two results What is the expected output? What do you...
``` What steps will reproduce the problem? 1. call sinf_neon(PI/2) and cosf_neon(0) What is the expected output? What do you see instead? I am testing sin(PI/2) and cos(0) and I...
``` What steps will reproduce the problem? 1. Compile math_acosf.c 2. Compile math_vec2.c 3. Compile math_vec4.c What is the expected output? What do you see instead? There are errors in...