bc556c6686
Signed-off-by: David Miller <dmiller423@gmail.com> Signed-off-by: Richard Henderson <richard.henderson@linaro.org> Signed-off-by: David Hildenbrand <david@redhat.com> Tested-by: Thomas Huth <thuth@redhat.com> Message-Id: <20220428094708.84835-14-david@redhat.com> [thuth: Only add test if -march=z15 is supported. Fix constraints for Clang] Signed-off-by: Thomas Huth <thuth@redhat.com>
89 lines
2.5 KiB
C
89 lines
2.5 KiB
C
/*
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* vxeh2_vcvt: vector-enhancements facility 2 vector convert *
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*/
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#include <stdint.h>
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#include "vx.h"
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#define M_S 8
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#define M4_XxC 4
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#define M4_def M4_XxC
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static inline void vcfps(S390Vector *v1, S390Vector *v2,
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const uint8_t m3, const uint8_t m4, const uint8_t m5)
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{
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asm volatile("vcfps %[v1], %[v2], %[m3], %[m4], %[m5]\n"
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: [v1] "=v" (v1->v)
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: [v2] "v" (v2->v)
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, [m3] "i" (m3)
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, [m4] "i" (m4)
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, [m5] "i" (m5));
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}
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static inline void vcfpl(S390Vector *v1, S390Vector *v2,
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const uint8_t m3, const uint8_t m4, const uint8_t m5)
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{
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asm volatile("vcfpl %[v1], %[v2], %[m3], %[m4], %[m5]\n"
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: [v1] "=v" (v1->v)
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: [v2] "v" (v2->v)
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, [m3] "i" (m3)
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, [m4] "i" (m4)
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, [m5] "i" (m5));
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}
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static inline void vcsfp(S390Vector *v1, S390Vector *v2,
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const uint8_t m3, const uint8_t m4, const uint8_t m5)
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{
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asm volatile("vcsfp %[v1], %[v2], %[m3], %[m4], %[m5]\n"
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: [v1] "=v" (v1->v)
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: [v2] "v" (v2->v)
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, [m3] "i" (m3)
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, [m4] "i" (m4)
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, [m5] "i" (m5));
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}
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static inline void vclfp(S390Vector *v1, S390Vector *v2,
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const uint8_t m3, const uint8_t m4, const uint8_t m5)
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{
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asm volatile("vclfp %[v1], %[v2], %[m3], %[m4], %[m5]\n"
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: [v1] "=v" (v1->v)
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: [v2] "v" (v2->v)
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, [m3] "i" (m3)
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, [m4] "i" (m4)
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, [m5] "i" (m5));
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}
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int main(int argc, char *argv[])
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{
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S390Vector vd;
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S390Vector vs_i32 = { .w[0] = 1, .w[1] = 64, .w[2] = 1024, .w[3] = -10 };
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S390Vector vs_u32 = { .w[0] = 2, .w[1] = 32, .w[2] = 4096, .w[3] = 8888 };
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S390Vector vs_f32 = { .f[0] = 3.987, .f[1] = 5.123,
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.f[2] = 4.499, .f[3] = 0.512 };
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vd.d[0] = vd.d[1] = 0;
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vcfps(&vd, &vs_i32, 2, M4_def, 0);
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if (1 != vd.f[0] || 1024 != vd.f[2] || 64 != vd.f[1] || -10 != vd.f[3]) {
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return 1;
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}
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vd.d[0] = vd.d[1] = 0;
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vcfpl(&vd, &vs_u32, 2, M4_def, 0);
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if (2 != vd.f[0] || 4096 != vd.f[2] || 32 != vd.f[1] || 8888 != vd.f[3]) {
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return 1;
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}
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vd.d[0] = vd.d[1] = 0;
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vcsfp(&vd, &vs_f32, 2, M4_def, 0);
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if (4 != vd.w[0] || 4 != vd.w[2] || 5 != vd.w[1] || 1 != vd.w[3]) {
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return 1;
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}
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vd.d[0] = vd.d[1] = 0;
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vclfp(&vd, &vs_f32, 2, M4_def, 0);
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if (4 != vd.w[0] || 4 != vd.w[2] || 5 != vd.w[1] || 1 != vd.w[3]) {
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return 1;
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}
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return 0;
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}
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