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target/riscv: rvv-1.0: single-width floating-point reduction 

Signed-off-by: Frank Chang <frank.chang@sifive.com>
Reviewed-by: Richard Henderson <richard.henderson@linaro.org>
Message-Id: <20211210075704.23951-54-frank.chang@sifive.com>
Signed-off-by: Alistair Francis <alistair.francis@wdc.com>
This commit is contained in:
Frank Chang 2021-12-10 15:56:39 +08:00 committed by Alistair Francis
parent a70b3a73e7
commit 08b60eebc4
2 changed files with 15 additions and 9 deletions
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12
target/riscv/insn_trans/trans_rvv.c.inc
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@ -2637,9 +2637,15 @@ GEN_OPIVV_WIDEN_TRANS(vwredsum_vs, reduction_widen_check)
GEN_OPIVV_WIDEN_TRANS(vwredsumu_vs, reduction_widen_check)
/* Vector Single-Width Floating-Point Reduction Instructions */
GEN_OPFVV_TRANS(vfredsum_vs, reduction_check)
GEN_OPFVV_TRANS(vfredmax_vs, reduction_check)
GEN_OPFVV_TRANS(vfredmin_vs, reduction_check)
static bool freduction_check(DisasContext *s, arg_rmrr *a)
{
return reduction_check(s, a) &&
require_rvf(s);
}
GEN_OPFVV_TRANS(vfredsum_vs, freduction_check)
GEN_OPFVV_TRANS(vfredmax_vs, freduction_check)
GEN_OPFVV_TRANS(vfredmin_vs, freduction_check)
/* Vector Widening Floating-Point Reduction Instructions */
GEN_OPFVV_WIDEN_TRANS(vfwredsum_vs, reduction_check)

12
target/riscv/vector_helper.c
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@ -4173,14 +4173,14 @@ GEN_VEXT_FRED(vfredsum_vs_w, uint32_t, uint32_t, H4, H4, float32_add)
GEN_VEXT_FRED(vfredsum_vs_d, uint64_t, uint64_t, H8, H8, float64_add)
/* Maximum value */
GEN_VEXT_FRED(vfredmax_vs_h, uint16_t, uint16_t, H2, H2, float16_maxnum)
GEN_VEXT_FRED(vfredmax_vs_w, uint32_t, uint32_t, H4, H4, float32_maxnum)
GEN_VEXT_FRED(vfredmax_vs_d, uint64_t, uint64_t, H8, H8, float64_maxnum)
GEN_VEXT_FRED(vfredmax_vs_h, uint16_t, uint16_t, H2, H2, float16_maximum_number)
GEN_VEXT_FRED(vfredmax_vs_w, uint32_t, uint32_t, H4, H4, float32_maximum_number)
GEN_VEXT_FRED(vfredmax_vs_d, uint64_t, uint64_t, H8, H8, float64_maximum_number)
/* Minimum value */
GEN_VEXT_FRED(vfredmin_vs_h, uint16_t, uint16_t, H2, H2, float16_minnum)
GEN_VEXT_FRED(vfredmin_vs_w, uint32_t, uint32_t, H4, H4, float32_minnum)
GEN_VEXT_FRED(vfredmin_vs_d, uint64_t, uint64_t, H8, H8, float64_minnum)
GEN_VEXT_FRED(vfredmin_vs_h, uint16_t, uint16_t, H2, H2, float16_minimum_number)
GEN_VEXT_FRED(vfredmin_vs_w, uint32_t, uint32_t, H4, H4, float32_minimum_number)
GEN_VEXT_FRED(vfredmin_vs_d, uint64_t, uint64_t, H8, H8, float64_minimum_number)
/* Vector Widening Floating-Point Reduction Instructions */
/* Unordered reduce 2*SEW = 2*SEW + sum(promote(SEW)) */