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[PATCH v2 for-10.0 54/54] fpu: Remove default handling for dnan_pattern
From: |
Peter Maydell |
Subject: |
[PATCH v2 for-10.0 54/54] fpu: Remove default handling for dnan_pattern |
Date: |
Mon, 2 Dec 2024 13:13:47 +0000 |
Now that all our targets have bene converted to explicitly specify
their pattern for the default NaN value we can remove the remaining
fallback code in parts64_default_nan().
Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
---
fpu/softfloat-specialize.c.inc | 14 --------------
1 file changed, 14 deletions(-)
diff --git a/fpu/softfloat-specialize.c.inc b/fpu/softfloat-specialize.c.inc
index 5954a6213b9..e075c47889a 100644
--- a/fpu/softfloat-specialize.c.inc
+++ b/fpu/softfloat-specialize.c.inc
@@ -135,20 +135,6 @@ static void parts64_default_nan(FloatParts64 *p,
float_status *status)
uint64_t frac;
uint8_t dnan_pattern = status->default_nan_pattern;
- if (dnan_pattern == 0) {
- /*
- * This case is true for Alpha, ARM, MIPS, OpenRISC, PPC, RISC-V,
- * S390, SH4, TriCore, and Xtensa. Our other supported targets
- * do not have floating-point.
- */
- if (snan_bit_is_one(status)) {
- /* sign bit clear, set all frac bits other than msb */
- dnan_pattern = 0b00111111;
- } else {
- /* sign bit clear, set frac msb */
- dnan_pattern = 0b01000000;
- }
- }
assert(dnan_pattern != 0);
sign = dnan_pattern >> 7;
--
2.34.1
- [PATCH v2 for-10.0 32/54] target/sparc: Initialize local scratch float_status from env->fp_status, (continued)
- [PATCH v2 for-10.0 32/54] target/sparc: Initialize local scratch float_status from env->fp_status, Peter Maydell, 2024/12/02
- [PATCH v2 for-10.0 12/54] target/loongarch: Set FloatInfZeroNaNRule explicitly, Peter Maydell, 2024/12/02
- [PATCH v2 for-10.0 42/54] target/m68k: Set default NaN pattern explicitly, Peter Maydell, 2024/12/02
- [PATCH v2 for-10.0 35/54] tests/fp: Set default NaN pattern explicitly, Peter Maydell, 2024/12/02
- [PATCH v2 for-10.0 40/54] target/arm: Set default NaN pattern explicitly, Peter Maydell, 2024/12/02
- [PATCH v2 for-10.0 15/54] softfloat: Allow runtime choice of NaN propagation for muladd, Peter Maydell, 2024/12/02
- [PATCH v2 for-10.0 10/54] target/xtensa: Set FloatInfZeroNaNRule explicitly, Peter Maydell, 2024/12/02
- [PATCH v2 for-10.0 46/54] target/sh4: Set default NaN pattern explicitly, Peter Maydell, 2024/12/02
- [PATCH v2 for-10.0 49/54] target/sparc: Set default NaN pattern explicitly, Peter Maydell, 2024/12/02
- [PATCH v2 for-10.0 53/54] target/tricore: Set default NaN pattern explicitly, Peter Maydell, 2024/12/02
- [PATCH v2 for-10.0 54/54] fpu: Remove default handling for dnan_pattern,
Peter Maydell <=