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[PATCH 3/8] Hexagon (target/hexagon) properly set FPINVF bit in sfcmp.uo
From: |
Taylor Simpson |
Subject: |
[PATCH 3/8] Hexagon (target/hexagon) properly set FPINVF bit in sfcmp.uo and dfcmp.uo |
Date: |
Sun, 6 Feb 2022 15:50:25 -0800 |
Instead of checking for nan arguments, use float??_unordered_quiet
test cases added in a subsequent patch to more extensively test USR bits
Signed-off-by: Taylor Simpson <tsimpson@quicinc.com>
---
target/hexagon/op_helper.c | 6 ++----
1 file changed, 2 insertions(+), 4 deletions(-)
diff --git a/target/hexagon/op_helper.c b/target/hexagon/op_helper.c
index 47bd51e0ca..75dc0f23f0 100644
--- a/target/hexagon/op_helper.c
+++ b/target/hexagon/op_helper.c
@@ -938,8 +938,7 @@ int32_t HELPER(sfcmpuo)(CPUHexagonState *env, float32 RsV,
float32 RtV)
{
int32_t PdV;
arch_fpop_start(env);
- PdV = f8BITSOF(float32_is_any_nan(RsV) ||
- float32_is_any_nan(RtV));
+ PdV = f8BITSOF(float32_unordered_quiet(RsV, RtV, &env->fp_status));
arch_fpop_end(env);
return PdV;
}
@@ -1097,8 +1096,7 @@ int32_t HELPER(dfcmpuo)(CPUHexagonState *env, float64
RssV, float64 RttV)
{
int32_t PdV;
arch_fpop_start(env);
- PdV = f8BITSOF(float64_is_any_nan(RssV) ||
- float64_is_any_nan(RttV));
+ PdV = f8BITSOF(float64_unordered_quiet(RssV, RttV, &env->fp_status));
arch_fpop_end(env);
return PdV;
}
--
2.17.1
- [PATCH 0/8] Hexagon bug fixes and additional tests, Taylor Simpson, 2022/02/06
- [PATCH 5/8] Hexagon (target/hexagon) properly handle denorm in arch_sf_recip_common, Taylor Simpson, 2022/02/06
- [PATCH 1/8] Hexagon (target/hexagon) fix bug in circular addressing, Taylor Simpson, 2022/02/06
- [PATCH 6/8] Hexagon (tests/tcg/hexagon) test instructions that might set bits in USR, Taylor Simpson, 2022/02/06
- [PATCH 8/8] Hexagon (tests/tcg/hexagon) update overflow test, Taylor Simpson, 2022/02/06
- [PATCH 3/8] Hexagon (target/hexagon) properly set FPINVF bit in sfcmp.uo and dfcmp.uo,
Taylor Simpson <=
- [PATCH 7/8] Hexagon (tests/tcg/hexagon) add floating point instructions to usr.c, Taylor Simpson, 2022/02/06
- [PATCH 4/8] Hexagon (target/hexagon) properly handle SNaN in dfmin/dfmax/sfmin/sfmax, Taylor Simpson, 2022/02/06
- [PATCH 2/8] Hexagon HVX (target/hexagon)) fix bug in HVX saturate instructions, Taylor Simpson, 2022/02/06