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Add unmasked { } statement.

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This reestablishes an "all on" execution mask for the gang, which can
be useful for nested parallelism..
This commit is contained in:
Matt Pharr
2012-06-22 14:30:58 -07:00
parent b4a078e2f6
commit 54459255d4
10 changed files with 282 additions and 30 deletions
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8
examples/mandelbrot/mandelbrot.ispc
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@@ -1,5 +1,5 @@
/*
Copyright (c) 2010-2011, Intel Corporation
Copyright (c) 2010-2012, Intel Corporation
All rights reserved.
Redistribution and use in source and binary forms, with or without
@@ -40,8 +40,10 @@ static inline int mandel(float c_re, float c_im, int count) {
float new_re = z_re*z_re - z_im*z_im;
float new_im = 2.f * z_re * z_im;
z_re = c_re + new_re;
z_im = c_im + new_im;
unmasked {
z_re = c_re + new_re;
z_im = c_im + new_im;
}
}
return i;

8
examples/mandelbrot_tasks/mandelbrot.ispc
View File

@@ -1,5 +1,5 @@
/*
Copyright (c) 2010-2011, Intel Corporation
Copyright (c) 2010-2012, Intel Corporation
All rights reserved.
Redistribution and use in source and binary forms, with or without
@@ -41,8 +41,10 @@ mandel(float c_re, float c_im, int count) {
float new_re = z_re*z_re - z_im*z_im;
float new_im = 2.f * z_re * z_im;
z_re = c_re + new_re;
z_im = c_im + new_im;
unmasked {
z_re = c_re + new_re;
z_im = c_im + new_im;
}
}
return i;