42 lines
1 KiB
C
42 lines
1 KiB
C
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#include <altivec.h>
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#include <stdio.h>
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vector unsigned int
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vector_fun (vector unsigned int a, vector unsigned int b)
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{
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vector unsigned int c;
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a = ((vector unsigned int) vec_splat_u8(2));
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b = ((vector unsigned int) vec_splat_u8(3));
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c = vec_add (a, b);
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return c;
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}
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int
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main ()
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{
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vector unsigned int y;
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vector unsigned int x;
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vector unsigned int z;
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int a;
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/* This line may look unnecessary but we do need it, because we want to
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have a line to do a next over (so that gdb refetches the registers)
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and we don't want the code to change any vector registers.
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The splat operations below modify the VRs,i
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so we don't want to execute them yet. */
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a = 9;
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x = ((vector unsigned int) vec_splat_u8 (-2));
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y = ((vector unsigned int) vec_splat_u8 (1));
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z = vector_fun (x, y);
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x = vec_sld (x,y,2);
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x = vec_add (x, ((vector unsigned int){5,6,7,8}));
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z = (vector unsigned int) vec_splat_u8 ( -2);
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y = vec_add (x, z);
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z = (vector unsigned int) vec_cmpeq (x,y);
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return 0;
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}
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