From 06a0e6b104718803bceecbb5efd4125bcf71d8c7 Mon Sep 17 00:00:00 2001 From: Aurelien Jarno Date: Thu, 14 Apr 2011 00:49:30 +0200 Subject: [PATCH] target-mips: simplify FP comparisons As the softfloat comparison functions already test for NaN, there is no need to always call the float*_unordered*() functions. Reviewed-by: Peter Maydell Signed-off-by: Aurelien Jarno --- target-mips/op_helper.c | 72 ++++++++++++++++++++++++------------------------- 1 file changed, 36 insertions(+), 36 deletions(-) diff --git a/target-mips/op_helper.c b/target-mips/op_helper.c index 31a19ba..abcb6eb 100644 --- a/target-mips/op_helper.c +++ b/target-mips/op_helper.c @@ -2893,21 +2893,21 @@ void helper_cmpabs_d_ ## op (uint64_t fdt0, uint64_t fdt1, int cc) \ * but float64_unordered_quiet() is still called. */ FOP_COND_D(f, (float64_unordered_quiet(fdt1, fdt0, &env->active_fpu.fp_status), 0)) FOP_COND_D(un, float64_unordered_quiet(fdt1, fdt0, &env->active_fpu.fp_status)) -FOP_COND_D(eq, !float64_unordered_quiet(fdt1, fdt0, &env->active_fpu.fp_status) && float64_eq_quiet(fdt0, fdt1, &env->active_fpu.fp_status)) +FOP_COND_D(eq, float64_eq_quiet(fdt0, fdt1, &env->active_fpu.fp_status)) FOP_COND_D(ueq, float64_unordered_quiet(fdt1, fdt0, &env->active_fpu.fp_status) || float64_eq_quiet(fdt0, fdt1, &env->active_fpu.fp_status)) -FOP_COND_D(olt, !float64_unordered_quiet(fdt1, fdt0, &env->active_fpu.fp_status) && float64_lt(fdt0, fdt1, &env->active_fpu.fp_status)) -FOP_COND_D(ult, float64_unordered_quiet(fdt1, fdt0, &env->active_fpu.fp_status) || float64_lt(fdt0, fdt1, &env->active_fpu.fp_status)) -FOP_COND_D(ole, !float64_unordered_quiet(fdt1, fdt0, &env->active_fpu.fp_status) && float64_le(fdt0, fdt1, &env->active_fpu.fp_status)) -FOP_COND_D(ule, float64_unordered_quiet(fdt1, fdt0, &env->active_fpu.fp_status) || float64_le(fdt0, fdt1, &env->active_fpu.fp_status)) +FOP_COND_D(olt, float64_lt_quiet(fdt0, fdt1, &env->active_fpu.fp_status)) +FOP_COND_D(ult, float64_unordered_quiet(fdt1, fdt0, &env->active_fpu.fp_status) || float64_lt_quiet(fdt0, fdt1, &env->active_fpu.fp_status)) +FOP_COND_D(ole, float64_le_quiet(fdt0, fdt1, &env->active_fpu.fp_status)) +FOP_COND_D(ule, float64_unordered_quiet(fdt1, fdt0, &env->active_fpu.fp_status) || float64_le_quiet(fdt0, fdt1, &env->active_fpu.fp_status)) /* NOTE: the comma operator will make "cond" to eval to false, * but float64_unordered() is still called. */ FOP_COND_D(sf, (float64_unordered(fdt1, fdt0, &env->active_fpu.fp_status), 0)) FOP_COND_D(ngle,float64_unordered(fdt1, fdt0, &env->active_fpu.fp_status)) -FOP_COND_D(seq, !float64_unordered(fdt1, fdt0, &env->active_fpu.fp_status) && float64_eq_quiet(fdt0, fdt1, &env->active_fpu.fp_status)) -FOP_COND_D(ngl, float64_unordered(fdt1, fdt0, &env->active_fpu.fp_status) || float64_eq_quiet(fdt0, fdt1, &env->active_fpu.fp_status)) -FOP_COND_D(lt, !float64_unordered(fdt1, fdt0, &env->active_fpu.fp_status) && float64_lt(fdt0, fdt1, &env->active_fpu.fp_status)) +FOP_COND_D(seq, float64_eq(fdt0, fdt1, &env->active_fpu.fp_status)) +FOP_COND_D(ngl, float64_unordered(fdt1, fdt0, &env->active_fpu.fp_status) || float64_eq(fdt0, fdt1, &env->active_fpu.fp_status)) +FOP_COND_D(lt, float64_lt(fdt0, fdt1, &env->active_fpu.fp_status)) FOP_COND_D(nge, float64_unordered(fdt1, fdt0, &env->active_fpu.fp_status) || float64_lt(fdt0, fdt1, &env->active_fpu.fp_status)) -FOP_COND_D(le, !float64_unordered(fdt1, fdt0, &env->active_fpu.fp_status) && float64_le(fdt0, fdt1, &env->active_fpu.fp_status)) +FOP_COND_D(le, float64_le(fdt0, fdt1, &env->active_fpu.fp_status)) FOP_COND_D(ngt, float64_unordered(fdt1, fdt0, &env->active_fpu.fp_status) || float64_le(fdt0, fdt1, &env->active_fpu.fp_status)) #define FOP_COND_S(op, cond) \ @@ -2937,21 +2937,21 @@ void helper_cmpabs_s_ ## op (uint32_t fst0, uint32_t fst1, int cc) \ * but float32_unordered_quiet() is still called. */ FOP_COND_S(f, (float32_unordered_quiet(fst1, fst0, &env->active_fpu.fp_status), 0)) FOP_COND_S(un, float32_unordered_quiet(fst1, fst0, &env->active_fpu.fp_status)) -FOP_COND_S(eq, !float32_unordered_quiet(fst1, fst0, &env->active_fpu.fp_status) && float32_eq_quiet(fst0, fst1, &env->active_fpu.fp_status)) +FOP_COND_S(eq, float32_eq_quiet(fst0, fst1, &env->active_fpu.fp_status)) FOP_COND_S(ueq, float32_unordered_quiet(fst1, fst0, &env->active_fpu.fp_status) || float32_eq_quiet(fst0, fst1, &env->active_fpu.fp_status)) -FOP_COND_S(olt, !float32_unordered_quiet(fst1, fst0, &env->active_fpu.fp_status) && float32_lt(fst0, fst1, &env->active_fpu.fp_status)) -FOP_COND_S(ult, float32_unordered_quiet(fst1, fst0, &env->active_fpu.fp_status) || float32_lt(fst0, fst1, &env->active_fpu.fp_status)) -FOP_COND_S(ole, !float32_unordered_quiet(fst1, fst0, &env->active_fpu.fp_status) && float32_le(fst0, fst1, &env->active_fpu.fp_status)) -FOP_COND_S(ule, float32_unordered_quiet(fst1, fst0, &env->active_fpu.fp_status) || float32_le(fst0, fst1, &env->active_fpu.fp_status)) +FOP_COND_S(olt, float32_lt_quiet(fst0, fst1, &env->active_fpu.fp_status)) +FOP_COND_S(ult, float32_unordered_quiet(fst1, fst0, &env->active_fpu.fp_status) || float32_lt_quiet(fst0, fst1, &env->active_fpu.fp_status)) +FOP_COND_S(ole, float32_le_quiet(fst0, fst1, &env->active_fpu.fp_status)) +FOP_COND_S(ule, float32_unordered_quiet(fst1, fst0, &env->active_fpu.fp_status) || float32_le_quiet(fst0, fst1, &env->active_fpu.fp_status)) /* NOTE: the comma operator will make "cond" to eval to false, * but float32_unordered() is still called. */ FOP_COND_S(sf, (float32_unordered(fst1, fst0, &env->active_fpu.fp_status), 0)) FOP_COND_S(ngle,float32_unordered(fst1, fst0, &env->active_fpu.fp_status)) -FOP_COND_S(seq, !float32_unordered(fst1, fst0, &env->active_fpu.fp_status) && float32_eq_quiet(fst0, fst1, &env->active_fpu.fp_status)) -FOP_COND_S(ngl, float32_unordered(fst1, fst0, &env->active_fpu.fp_status) || float32_eq_quiet(fst0, fst1, &env->active_fpu.fp_status)) -FOP_COND_S(lt, !float32_unordered(fst1, fst0, &env->active_fpu.fp_status) && float32_lt(fst0, fst1, &env->active_fpu.fp_status)) +FOP_COND_S(seq, float32_eq(fst0, fst1, &env->active_fpu.fp_status)) +FOP_COND_S(ngl, float32_unordered(fst1, fst0, &env->active_fpu.fp_status) || float32_eq(fst0, fst1, &env->active_fpu.fp_status)) +FOP_COND_S(lt, float32_lt(fst0, fst1, &env->active_fpu.fp_status)) FOP_COND_S(nge, float32_unordered(fst1, fst0, &env->active_fpu.fp_status) || float32_lt(fst0, fst1, &env->active_fpu.fp_status)) -FOP_COND_S(le, !float32_unordered(fst1, fst0, &env->active_fpu.fp_status) && float32_le(fst0, fst1, &env->active_fpu.fp_status)) +FOP_COND_S(le, float32_le(fst0, fst1, &env->active_fpu.fp_status)) FOP_COND_S(ngt, float32_unordered(fst1, fst0, &env->active_fpu.fp_status) || float32_le(fst0, fst1, &env->active_fpu.fp_status)) #define FOP_COND_PS(op, condl, condh) \ @@ -3000,33 +3000,33 @@ FOP_COND_PS(f, (float32_unordered_quiet(fst1, fst0, &env->active_fpu.fp_status (float32_unordered_quiet(fsth1, fsth0, &env->active_fpu.fp_status), 0)) FOP_COND_PS(un, float32_unordered_quiet(fst1, fst0, &env->active_fpu.fp_status), float32_unordered_quiet(fsth1, fsth0, &env->active_fpu.fp_status)) -FOP_COND_PS(eq, !float32_unordered_quiet(fst1, fst0, &env->active_fpu.fp_status) && float32_eq_quiet(fst0, fst1, &env->active_fpu.fp_status), - !float32_unordered_quiet(fsth1, fsth0, &env->active_fpu.fp_status) && float32_eq_quiet(fsth0, fsth1, &env->active_fpu.fp_status)) +FOP_COND_PS(eq, float32_eq_quiet(fst0, fst1, &env->active_fpu.fp_status), + float32_eq_quiet(fsth0, fsth1, &env->active_fpu.fp_status)) FOP_COND_PS(ueq, float32_unordered_quiet(fst1, fst0, &env->active_fpu.fp_status) || float32_eq_quiet(fst0, fst1, &env->active_fpu.fp_status), float32_unordered_quiet(fsth1, fsth0, &env->active_fpu.fp_status) || float32_eq_quiet(fsth0, fsth1, &env->active_fpu.fp_status)) -FOP_COND_PS(olt, !float32_unordered_quiet(fst1, fst0, &env->active_fpu.fp_status) && float32_lt(fst0, fst1, &env->active_fpu.fp_status), - !float32_unordered_quiet(fsth1, fsth0, &env->active_fpu.fp_status) && float32_lt(fsth0, fsth1, &env->active_fpu.fp_status)) -FOP_COND_PS(ult, float32_unordered_quiet(fst1, fst0, &env->active_fpu.fp_status) || float32_lt(fst0, fst1, &env->active_fpu.fp_status), - float32_unordered_quiet(fsth1, fsth0, &env->active_fpu.fp_status) || float32_lt(fsth0, fsth1, &env->active_fpu.fp_status)) -FOP_COND_PS(ole, !float32_unordered_quiet(fst1, fst0, &env->active_fpu.fp_status) && float32_le(fst0, fst1, &env->active_fpu.fp_status), - !float32_unordered_quiet(fsth1, fsth0, &env->active_fpu.fp_status) && float32_le(fsth0, fsth1, &env->active_fpu.fp_status)) -FOP_COND_PS(ule, float32_unordered_quiet(fst1, fst0, &env->active_fpu.fp_status) || float32_le(fst0, fst1, &env->active_fpu.fp_status), - float32_unordered_quiet(fsth1, fsth0, &env->active_fpu.fp_status) || float32_le(fsth0, fsth1, &env->active_fpu.fp_status)) +FOP_COND_PS(olt, float32_lt_quiet(fst0, fst1, &env->active_fpu.fp_status), + float32_lt_quiet(fsth0, fsth1, &env->active_fpu.fp_status)) +FOP_COND_PS(ult, float32_unordered_quiet(fst1, fst0, &env->active_fpu.fp_status) || float32_lt_quiet(fst0, fst1, &env->active_fpu.fp_status), + float32_unordered_quiet(fsth1, fsth0, &env->active_fpu.fp_status) || float32_lt_quiet(fsth0, fsth1, &env->active_fpu.fp_status)) +FOP_COND_PS(ole, float32_le_quiet(fst0, fst1, &env->active_fpu.fp_status), + float32_le_quiet(fsth0, fsth1, &env->active_fpu.fp_status)) +FOP_COND_PS(ule, float32_unordered_quiet(fst1, fst0, &env->active_fpu.fp_status) || float32_le_quiet(fst0, fst1, &env->active_fpu.fp_status), + float32_unordered_quiet(fsth1, fsth0, &env->active_fpu.fp_status) || float32_le_quiet(fsth0, fsth1, &env->active_fpu.fp_status)) /* NOTE: the comma operator will make "cond" to eval to false, * but float32_unordered() is still called. */ FOP_COND_PS(sf, (float32_unordered(fst1, fst0, &env->active_fpu.fp_status), 0), (float32_unordered(fsth1, fsth0, &env->active_fpu.fp_status), 0)) FOP_COND_PS(ngle,float32_unordered(fst1, fst0, &env->active_fpu.fp_status), float32_unordered(fsth1, fsth0, &env->active_fpu.fp_status)) -FOP_COND_PS(seq, !float32_unordered(fst1, fst0, &env->active_fpu.fp_status) && float32_eq_quiet(fst0, fst1, &env->active_fpu.fp_status), - !float32_unordered(fsth1, fsth0, &env->active_fpu.fp_status) && float32_eq_quiet(fsth0, fsth1, &env->active_fpu.fp_status)) -FOP_COND_PS(ngl, float32_unordered(fst1, fst0, &env->active_fpu.fp_status) || float32_eq_quiet(fst0, fst1, &env->active_fpu.fp_status), - float32_unordered(fsth1, fsth0, &env->active_fpu.fp_status) || float32_eq_quiet(fsth0, fsth1, &env->active_fpu.fp_status)) -FOP_COND_PS(lt, !float32_unordered(fst1, fst0, &env->active_fpu.fp_status) && float32_lt(fst0, fst1, &env->active_fpu.fp_status), - !float32_unordered(fsth1, fsth0, &env->active_fpu.fp_status) && float32_lt(fsth0, fsth1, &env->active_fpu.fp_status)) +FOP_COND_PS(seq, float32_eq(fst0, fst1, &env->active_fpu.fp_status), + float32_eq(fsth0, fsth1, &env->active_fpu.fp_status)) +FOP_COND_PS(ngl, float32_unordered(fst1, fst0, &env->active_fpu.fp_status) || float32_eq(fst0, fst1, &env->active_fpu.fp_status), + float32_unordered(fsth1, fsth0, &env->active_fpu.fp_status) || float32_eq(fsth0, fsth1, &env->active_fpu.fp_status)) +FOP_COND_PS(lt, float32_lt(fst0, fst1, &env->active_fpu.fp_status), + float32_lt(fsth0, fsth1, &env->active_fpu.fp_status)) FOP_COND_PS(nge, float32_unordered(fst1, fst0, &env->active_fpu.fp_status) || float32_lt(fst0, fst1, &env->active_fpu.fp_status), float32_unordered(fsth1, fsth0, &env->active_fpu.fp_status) || float32_lt(fsth0, fsth1, &env->active_fpu.fp_status)) -FOP_COND_PS(le, !float32_unordered(fst1, fst0, &env->active_fpu.fp_status) && float32_le(fst0, fst1, &env->active_fpu.fp_status), - !float32_unordered(fsth1, fsth0, &env->active_fpu.fp_status) && float32_le(fsth0, fsth1, &env->active_fpu.fp_status)) +FOP_COND_PS(le, float32_le(fst0, fst1, &env->active_fpu.fp_status), + float32_le(fsth0, fsth1, &env->active_fpu.fp_status)) FOP_COND_PS(ngt, float32_unordered(fst1, fst0, &env->active_fpu.fp_status) || float32_le(fst0, fst1, &env->active_fpu.fp_status), float32_unordered(fsth1, fsth0, &env->active_fpu.fp_status) || float32_le(fsth0, fsth1, &env->active_fpu.fp_status)) -- 2.7.4