diff options
Diffstat (limited to 'gcc/testsuite/gcc.target/powerpc/vec-ternarylogic-2.c')
| -rw-r--r-- | gcc/testsuite/gcc.target/powerpc/vec-ternarylogic-2.c | 105 |
1 files changed, 105 insertions, 0 deletions
diff --git a/gcc/testsuite/gcc.target/powerpc/vec-ternarylogic-2.c b/gcc/testsuite/gcc.target/powerpc/vec-ternarylogic-2.c new file mode 100644 index 00000000000..0d482b8e672 --- /dev/null +++ b/gcc/testsuite/gcc.target/powerpc/vec-ternarylogic-2.c @@ -0,0 +1,105 @@ +/* { dg-do compile } */ +/* { dg-options "-mdejagnu-cpu=future" } */ + +#include <altivec.h> + +extern void abort (void); + +#define NumSamples 4 + +void +doTests00000001 (vector unsigned short int a_sources [], + vector unsigned short int b_sources [], + vector unsigned short int c_sources []) { + for (int i = 0; i < NumSamples; i++) + for (int j = 0; j < NumSamples; j++) + for (int k = 0; k < NumSamples; k++) + { + vector unsigned short a = a_sources [i]; + vector unsigned short b = b_sources [j]; + vector unsigned short c = c_sources [k]; + vector unsigned short result = vec_ternarylogic (a, b, c, 0x01); + vector unsigned short intended = (a & b & c); + if (!vec_all_eq (result, intended)) + abort (); + } +} + +void doTests11100101 (vector unsigned short int a_sources [], + vector unsigned short int b_sources [], + vector unsigned short int c_sources []) { + for (int i = 0; i < NumSamples; i++) + for (int j = 0; j < NumSamples; j++) + for (int k = 0; k < NumSamples; k++) + { + vector unsigned short a = a_sources [i]; + vector unsigned short b = b_sources [j]; + vector unsigned short c = c_sources [k]; + vector unsigned short result = vec_ternarylogic (a, b, c, 0xe5); + vector unsigned short intended = + { 0, 0, 0, 0, 0, 0, 0, 0 }; + // Supposed to be a ? c: nand (b,c) + for (int l = 0; l < 8; l++) + { + for (int m = 0; m < 16; m++) + { + unsigned short int bit_selector = (0x01 << m); + if (a[l] & bit_selector) + intended [l] |= c [l] & bit_selector; + else if ((b [l] & c [l] & bit_selector) == 0) + intended [l] |= bit_selector; + } + } + if (!vec_all_eq (result, intended)) + abort (); + } +} + +void doTests11110011 (vector unsigned short int a_sources [], + vector unsigned short int b_sources [], + vector unsigned short int c_sources []) { + for (int i = 0; i < NumSamples; i++) + for (int j = 0; j < NumSamples; j++) + for (int k = 0; k < NumSamples; k++) + { + vector unsigned short a = a_sources [i]; + vector unsigned short b = b_sources [j]; + vector unsigned short c = c_sources [k]; + vector unsigned short result = vec_ternarylogic (a, b, c, 0xfb); + vector unsigned short intended = { 0, 0, 0, 0, 0, 0, 0, 0 }; + for (int i = 0; i < 8; i++) + intended [i] = b [i] | ~(a [i] & c [i]); + if (!vec_all_eq (result, intended)) + abort (); + } +} + +int main (int argc, short *argv []) +{ + vector unsigned short int a_sources [NumSamples] = { + { 0x0123, 0x4567, 0x89ab, 0xcdef, 0x1234, 0x5678, 0x9abc, 0xdef0 }, + { 0x5555, 0x5555, 0x5555, 0x5555, 0xffff, 0xffff, 0xffff, 0xffff }, + { 0xcccc, 0xcccc, 0x5555, 0x5555, 0x0000, 0x0000, 0x0000, 0x0000 }, + { 0xe7e7, 0xe7e7, 0xe7e7, 0xe7e7, 0x6969, 0x6969, 0x6969, 0x6969 }, + }; + vector unsigned short int b_sources [NumSamples] = { + { 0x0123, 0x4567, 0x89ab, 0xcdef, 0x1234, 0x5678, 0x9abc, 0xdef0 }, + { 0x5555, 0x5555, 0x5555, 0x5555, 0xffff, 0xffff, 0xffff, 0xffff }, + { 0xcccc, 0xcccc, 0x5555, 0x5555, 0x0000, 0x0000, 0x0000, 0x0000 }, + { 0xe7e7, 0xe7e7, 0xe7e7, 0xe7e7, 0x6969, 0x6969, 0x6969, 0x6969 }, + }; + vector unsigned short int c_sources [NumSamples] = { + { 0x0123, 0x4567, 0x89ab, 0xcdef, 0x1234, 0x5678, 0x9abc, 0xdef0 }, + { 0x5555, 0x5555, 0x5555, 0x5555, 0xffff, 0xffff, 0xffff, 0xffff }, + { 0xcccc, 0xcccc, 0x5555, 0x5555, 0x0000, 0x0000, 0x0000, 0x0000 }, + { 0xe7e7, 0xe7e7, 0xe7e7, 0xe7e7, 0x6969, 0x6969, 0x6969, 0x6969 }, + }; + + doTests00000001 (a_sources, b_sources, c_sources); + doTests11100101 (a_sources, b_sources, c_sources); + doTests11110011 (a_sources, b_sources, c_sources); + + return 0; +} + +/* { dg-final { scan-assembler {\mxxeval\M} } } */ |