Adds tail undisturbed for RVV Level 2 operations

During the last iteration of some RVV operations, accumulators can get overwritten when VL < VLMAX and tail policy is agnostic.
Commit changes intrinsics tail policy to undistrubed.
This commit is contained in:
Octavian Maghiar 2023-07-25 11:36:23 +01:00
parent 8df0289db6
commit 826a9d5fa4
4 changed files with 36 additions and 36 deletions

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@ -36,7 +36,7 @@ USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
#define VLEV_FLOAT __riscv_vle32_v_f32m8
#define VLSEV_FLOAT __riscv_vlse32_v_f32m8
#define VFREDSUM_FLOAT __riscv_vfredusum_vs_f32m8_f32m1
#define VFMACCVV_FLOAT __riscv_vfmacc_vv_f32m8
#define VFMACCVV_FLOAT_TU __riscv_vfmacc_vv_f32m8_tu
#define VFMVVF_FLOAT __riscv_vfmv_v_f_f32m8
#define VFMVVF_FLOAT_M1 __riscv_vfmv_v_f_f32m1
#define VFMVFS_FLOAT_M1 __riscv_vfmv_f_s_f32m1_f32
@ -49,7 +49,7 @@ USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
#define VLEV_FLOAT __riscv_vle64_v_f64m8
#define VLSEV_FLOAT __riscv_vlse64_v_f64m8
#define VFREDSUM_FLOAT __riscv_vfredusum_vs_f64m8_f64m1
#define VFMACCVV_FLOAT __riscv_vfmacc_vv_f64m8
#define VFMACCVV_FLOAT_TU __riscv_vfmacc_vv_f64m8_tu
#define VFMVVF_FLOAT __riscv_vfmv_v_f_f64m8
#define VFMVVF_FLOAT_M1 __riscv_vfmv_v_f_f64m1
#define VFMVFS_FLOAT_M1 __riscv_vfmv_f_s_f64m1_f64
@ -79,7 +79,7 @@ int CNAME(BLASLONG m, BLASLONG n, BLASLONG dummy1, FLOAT alpha, FLOAT *a, BLASLO
va = VLEV_FLOAT(a_ptr, vl);
vx = VLEV_FLOAT(x_ptr, vl);
vr = VFMACCVV_FLOAT(vr, va, vx, vl);
vr = VFMACCVV_FLOAT_TU(vr, va, vx, vl);
}
v_res = VFREDSUM_FLOAT(vr, v_z0, vlmax);
@ -103,7 +103,7 @@ int CNAME(BLASLONG m, BLASLONG n, BLASLONG dummy1, FLOAT alpha, FLOAT *a, BLASLO
va = VLEV_FLOAT(a_ptr, vl);
vx = VLSEV_FLOAT(x_ptr, stride_x, vl);
vr = VFMACCVV_FLOAT(vr, va, vx, vl);
vr = VFMACCVV_FLOAT_TU(vr, va, vx, vl);
}
v_res = VFREDSUM_FLOAT(vr, v_z0, vlmax);

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@ -37,7 +37,7 @@ USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
#define VSEV_FLOAT __riscv_vse32_v_f32m8
#define VLSEV_FLOAT __riscv_vlse32_v_f32m8
#define VSSEV_FLOAT __riscv_vsse32_v_f32m8
#define VFMACCVV_FLOAT __riscv_vfmacc_vv_f32m8
#define VFMACCVV_FLOAT_TU __riscv_vfmacc_vv_f32m8_tu
#define VFMACCVF_FLOAT __riscv_vfmacc_vf_f32m8
#define VFNMSACVF_FLOAT __riscv_vfnmsac_vf_f32m8
#define VFMULVF_FLOAT __riscv_vfmul_vf_f32m8
@ -56,7 +56,7 @@ USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
#define VSEV_FLOAT __riscv_vse64_v_f64m8
#define VLSEV_FLOAT __riscv_vlse64_v_f64m8
#define VSSEV_FLOAT __riscv_vsse64_v_f64m8
#define VFMACCVV_FLOAT __riscv_vfmacc_vv_f64m8
#define VFMACCVV_FLOAT_TU __riscv_vfmacc_vv_f64m8_tu
#define VFMACCVF_FLOAT __riscv_vfmacc_vf_f64m8
#define VFNMSACVF_FLOAT __riscv_vfnmsac_vf_f64m8
#define VFMULVF_FLOAT __riscv_vfmul_vf_f64m8
@ -100,7 +100,7 @@ int CNAME(BLASLONG m, BLASLONG offset, FLOAT alpha, FLOAT *a, BLASLONG lda, FLOA
VSEV_FLOAT(&y[i], vy, vl);
vx = VLEV_FLOAT(&x[i], vl);
vr = VFMACCVV_FLOAT(vr, vx, va, vl);
vr = VFMACCVV_FLOAT_TU(vr, vx, va, vl);
}
v_res = VFREDSUM_FLOAT(vr, v_z0, vlmax);
@ -130,7 +130,7 @@ int CNAME(BLASLONG m, BLASLONG offset, FLOAT alpha, FLOAT *a, BLASLONG lda, FLOA
VSSEV_FLOAT(&y[iy], stride_y, vy, vl);
vx = VLEV_FLOAT(&x[i], vl);
vr = VFMACCVV_FLOAT(vr, vx, va, vl);
vr = VFMACCVV_FLOAT_TU(vr, vx, va, vl);
iy += inc_yv;
}
@ -163,7 +163,7 @@ int CNAME(BLASLONG m, BLASLONG offset, FLOAT alpha, FLOAT *a, BLASLONG lda, FLOA
VSEV_FLOAT(&y[i], vy, vl);
vx = VLSEV_FLOAT(&x[ix], stride_x, vl);
vr = VFMACCVV_FLOAT(vr, vx, va, vl);
vr = VFMACCVV_FLOAT_TU(vr, vx, va, vl);
ix += inc_xv;
}
@ -201,7 +201,7 @@ int CNAME(BLASLONG m, BLASLONG offset, FLOAT alpha, FLOAT *a, BLASLONG lda, FLOA
VSSEV_FLOAT(&y[iy], stride_y, vy, vl);
vx = VLSEV_FLOAT(&x[ix], stride_x, vl);
vr = VFMACCVV_FLOAT(vr, vx, va, vl);
vr = VFMACCVV_FLOAT_TU(vr, vx, va, vl);
ix += inc_xv;
iy += inc_yv;

View File

@ -38,7 +38,7 @@ USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
#define VSEV_FLOAT __riscv_vse32_v_f32m8
#define VLSEV_FLOAT __riscv_vlse32_v_f32m8
#define VSSEV_FLOAT __riscv_vsse32_v_f32m8
#define VFMACCVV_FLOAT __riscv_vfmacc_vv_f32m8
#define VFMACCVV_FLOAT_TU __riscv_vfmacc_vv_f32m8_tu
#define VFMACCVF_FLOAT __riscv_vfmacc_vf_f32m8
#define VFNMSACVF_FLOAT __riscv_vfnmsac_vf_f32m8
#define VFMULVF_FLOAT __riscv_vfmul_vf_f32m8
@ -57,7 +57,7 @@ USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
#define VSEV_FLOAT __riscv_vse64_v_f64m8
#define VLSEV_FLOAT __riscv_vlse64_v_f64m8
#define VSSEV_FLOAT __riscv_vsse64_v_f64m8
#define VFMACCVV_FLOAT __riscv_vfmacc_vv_f64m8
#define VFMACCVV_FLOAT_TU __riscv_vfmacc_vv_f64m8_tu
#define VFMACCVF_FLOAT __riscv_vfmacc_vf_f64m8
#define VFNMSACVF_FLOAT __riscv_vfnmsac_vf_f64m8
#define VFMULVF_FLOAT __riscv_vfmul_vf_f64m8
@ -101,7 +101,7 @@ int CNAME(BLASLONG m, BLASLONG offset, FLOAT alpha, FLOAT *a, BLASLONG lda, FLOA
VSEV_FLOAT(&y[i], vy, vl);
vx = VLEV_FLOAT(&x[i], vl);
vr = VFMACCVV_FLOAT(vr, vx, va, vl);
vr = VFMACCVV_FLOAT_TU(vr, vx, va, vl);
}
v_res = VFREDSUM_FLOAT(vr, v_z0, vl_max);
@ -130,7 +130,7 @@ int CNAME(BLASLONG m, BLASLONG offset, FLOAT alpha, FLOAT *a, BLASLONG lda, FLOA
VSSEV_FLOAT(&y[iy], stride_y, vy, vl);
vx = VLEV_FLOAT(&x[i], vl);
vr = VFMACCVV_FLOAT(vr, vx, va, vl);
vr = VFMACCVV_FLOAT_TU(vr, vx, va, vl);
iy += inc_yv;
}
@ -163,7 +163,7 @@ int CNAME(BLASLONG m, BLASLONG offset, FLOAT alpha, FLOAT *a, BLASLONG lda, FLOA
VSEV_FLOAT(&y[i], vy, vl);
vx = VLSEV_FLOAT(&x[ix], stride_x, vl);
vr = VFMACCVV_FLOAT(vr, vx, va, vl);
vr = VFMACCVV_FLOAT_TU(vr, vx, va, vl);
ix += inc_xv;
}
@ -200,7 +200,7 @@ int CNAME(BLASLONG m, BLASLONG offset, FLOAT alpha, FLOAT *a, BLASLONG lda, FLOA
VSSEV_FLOAT(&y[iy], stride_y, vy, vl);
vx = VLSEV_FLOAT(&x[ix], stride_x, vl);
vr = VFMACCVV_FLOAT(vr, vx, va, vl);
vr = VFMACCVV_FLOAT_TU(vr, vx, va, vl);
ix += inc_xv;
iy += inc_yv;
}

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@ -35,8 +35,8 @@ USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
#define VLSEG_FLOAT __riscv_vlseg2e32_v_f32m4
#define VLSSEG_FLOAT __riscv_vlsseg2e32_v_f32m4
#define VFREDSUM_FLOAT __riscv_vfredusum_vs_f32m4_f32m1
#define VFMACCVV_FLOAT __riscv_vfmacc_vv_f32m4
#define VFNMSACVV_FLOAT __riscv_vfnmsac_vv_f32m4
#define VFMACCVV_FLOAT_TU __riscv_vfmacc_vv_f32m4_tu
#define VFNMSACVV_FLOAT_TU __riscv_vfnmsac_vv_f32m4_tu
#define VFMVVF_FLOAT __riscv_vfmv_v_f_f32m4
#define VFMVVF_FLOAT_M1 __riscv_vfmv_v_f_f32m1
#define VFMULVV_FLOAT __riscv_vfmul_vv_f32m4
@ -49,8 +49,8 @@ USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
#define VLSEG_FLOAT __riscv_vlseg2e64_v_f64m4
#define VLSSEG_FLOAT __riscv_vlsseg2e64_v_f64m4
#define VFREDSUM_FLOAT __riscv_vfredusum_vs_f64m4_f64m1
#define VFMACCVV_FLOAT __riscv_vfmacc_vv_f64m4
#define VFNMSACVV_FLOAT __riscv_vfnmsac_vv_f64m4
#define VFMACCVV_FLOAT_TU __riscv_vfmacc_vv_f64m4_tu
#define VFNMSACVV_FLOAT_TU __riscv_vfnmsac_vv_f64m4_tu
#define VFMVVF_FLOAT __riscv_vfmv_v_f_f64m4
#define VFMVVF_FLOAT_M1 __riscv_vfmv_v_f_f64m1
#define VFMULVV_FLOAT __riscv_vfmul_vv_f64m4
@ -90,15 +90,15 @@ int CNAME(BLASLONG m, BLASLONG n, BLASLONG dummy1, FLOAT alpha_r, FLOAT alpha_i,
VLSEG_FLOAT(&vx0, &vx1, &x[ix], vl);
#if ( !defined(CONJ) && !defined(XCONJ) ) || ( defined(CONJ) && defined(XCONJ) )
vr = VFMACCVV_FLOAT(vr, va0, vx0, vl);
vr = VFNMSACVV_FLOAT(vr, va1, vx1, vl);
vi = VFMACCVV_FLOAT(vi, va0, vx1, vl);
vi = VFMACCVV_FLOAT(vi, va1, vx0, vl);
vr = VFMACCVV_FLOAT_TU(vr, va0, vx0, vl);
vr = VFNMSACVV_FLOAT_TU(vr, va1, vx1, vl);
vi = VFMACCVV_FLOAT_TU(vi, va0, vx1, vl);
vi = VFMACCVV_FLOAT_TU(vi, va1, vx0, vl);
#else
vr = VFMACCVV_FLOAT(vr, va0, vx0, vl);
vr = VFMACCVV_FLOAT(vr, va1, vx1, vl);
vi = VFMACCVV_FLOAT(vi, va0, vx1, vl);
vi = VFNMSACVV_FLOAT(vi, va1, vx0, vl);
vr = VFMACCVV_FLOAT_TU(vr, va0, vx0, vl);
vr = VFMACCVV_FLOAT_TU(vr, va1, vx1, vl);
vi = VFMACCVV_FLOAT_TU(vi, va0, vx1, vl);
vi = VFNMSACVV_FLOAT_TU(vi, va1, vx0, vl);
#endif
j += vl * 2;
ix += vl * inc_x * 2;
@ -134,15 +134,15 @@ int CNAME(BLASLONG m, BLASLONG n, BLASLONG dummy1, FLOAT alpha_r, FLOAT alpha_i,
VLSSEG_FLOAT(&vx0, &vx1, &x[ix], stride_x, vl);
#if ( !defined(CONJ) && !defined(XCONJ) ) || ( defined(CONJ) && defined(XCONJ) )
vr = VFMACCVV_FLOAT(vr, va0, vx0, vl);
vr = VFNMSACVV_FLOAT(vr, va1, vx1, vl);
vi = VFMACCVV_FLOAT(vi, va0, vx1, vl);
vi = VFMACCVV_FLOAT(vi, va1, vx0, vl);
vr = VFMACCVV_FLOAT_TU(vr, va0, vx0, vl);
vr = VFNMSACVV_FLOAT_TU(vr, va1, vx1, vl);
vi = VFMACCVV_FLOAT_TU(vi, va0, vx1, vl);
vi = VFMACCVV_FLOAT_TU(vi, va1, vx0, vl);
#else
vr = VFMACCVV_FLOAT(vr, va0, vx0, vl);
vr = VFMACCVV_FLOAT(vr, va1, vx1, vl);
vi = VFMACCVV_FLOAT(vi, va0, vx1, vl);
vi = VFNMSACVV_FLOAT(vi, va1, vx0, vl);
vr = VFMACCVV_FLOAT_TU(vr, va0, vx0, vl);
vr = VFMACCVV_FLOAT_TU(vr, va1, vx1, vl);
vi = VFMACCVV_FLOAT_TU(vi, va0, vx1, vl);
vi = VFNMSACVV_FLOAT_TU(vi, va1, vx0, vl);
#endif
j += vl * 2;
ix += vl * inc_x * 2;