From: "Alex Bennée" <alex.bennee@linaro.org>
To: Richard Henderson <rth@twiddle.net>
Cc: peter.maydell@linaro.org, qemu-arm@nongnu.org, qemu-devel@nongnu.org
Subject: Re: [RFC PATCH for 2.11 15/23] target/arm/translate-a64.c: AdvSIMD scalar 2 register misc decode
Date: Fri, 21 Jul 2017 10:35:43 +0100 [thread overview]
Message-ID: <87wp726sk0.fsf@linaro.org> (raw)
In-Reply-To: <38211f3f-b5c5-003c-f568-eb9088c09f4e@twiddle.net>
Richard Henderson <rth@twiddle.net> writes:
> On 07/20/2017 05:04 AM, Alex Bennée wrote:
>> + for (pass = 0; pass < elements; pass++) {
>> + TCGv_i32 tcg_op1 = tcg_temp_new_i32();
>> + TCGv_i32 tcg_res = tcg_temp_new_i32();
>> +
>> + read_vec_element_i32(s, tcg_op1, rn, pass, MO_16);
>> +
>> + switch (fpopcode) {
>> + default:
>> + fprintf(stderr,"%s: insn %#04x fpop %#2x\n", __func__, insn, fpopcode);
>> + unsupported_encoding(s, insn);
>> + }
>
> Just noticing that we ought not issue N copies of the
> unsupported_encoding exception. Return afterwards seems in order. Is
> this a pattern that you copied that wants fixing elsewhere?
No that's just me. I think all the other cases just define
g_assert_not_reached() as the unsupported encoding should be picked up
further up the call chain. I shall fix that.
--
Alex Bennée
WARNING: multiple messages have this Message-ID (diff)
From: "Alex Bennée" <alex.bennee@linaro.org>
To: Richard Henderson <rth@twiddle.net>
Cc: peter.maydell@linaro.org, qemu-arm@nongnu.org, qemu-devel@nongnu.org
Subject: Re: [Qemu-devel] [RFC PATCH for 2.11 15/23] target/arm/translate-a64.c: AdvSIMD scalar 2 register misc decode
Date: Fri, 21 Jul 2017 10:35:43 +0100 [thread overview]
Message-ID: <87wp726sk0.fsf@linaro.org> (raw)
In-Reply-To: <38211f3f-b5c5-003c-f568-eb9088c09f4e@twiddle.net>
Richard Henderson <rth@twiddle.net> writes:
> On 07/20/2017 05:04 AM, Alex Bennée wrote:
>> + for (pass = 0; pass < elements; pass++) {
>> + TCGv_i32 tcg_op1 = tcg_temp_new_i32();
>> + TCGv_i32 tcg_res = tcg_temp_new_i32();
>> +
>> + read_vec_element_i32(s, tcg_op1, rn, pass, MO_16);
>> +
>> + switch (fpopcode) {
>> + default:
>> + fprintf(stderr,"%s: insn %#04x fpop %#2x\n", __func__, insn, fpopcode);
>> + unsupported_encoding(s, insn);
>> + }
>
> Just noticing that we ought not issue N copies of the
> unsupported_encoding exception. Return afterwards seems in order. Is
> this a pattern that you copied that wants fixing elsewhere?
No that's just me. I think all the other cases just define
g_assert_not_reached() as the unsupported encoding should be picked up
further up the call chain. I shall fix that.
--
Alex Bennée
next prev parent reply other threads:[~2017-07-21 9:35 UTC|newest]
Thread overview: 90+ messages / expand[flat|nested] mbox.gz Atom feed top
2017-07-20 15:04 [RFC PATCH for 2.11 00/23] Implementing FP16 for ARMv8.2 using SoftFloat2a and 3c Alex Bennée
2017-07-20 15:04 ` [Qemu-devel] " Alex Bennée
2017-07-20 15:04 ` [RFC PATCH for 2.11 01/23] softfloat: move existing softfloat2a into versioned directory Alex Bennée
2017-07-20 15:04 ` [Qemu-devel] " Alex Bennée
2017-07-23 14:29 ` [Qemu-arm] " Philippe Mathieu-Daudé
2017-07-23 14:29 ` [Qemu-devel] " Philippe Mathieu-Daudé
2017-07-20 15:04 ` [RFC PATCH for 2.11 02/23] fpu: import SoftFloat3c Alex Bennée
2017-07-20 15:04 ` [Qemu-devel] " Alex Bennée
2017-07-21 9:37 ` Thomas Huth
2017-07-21 9:57 ` Alex Bennée
2017-07-20 15:04 ` [RFC PATCH for 2.11 03/23] softfloat3c: dos2unix all files Alex Bennée
2017-07-20 15:04 ` [Qemu-devel] " Alex Bennée
2017-07-20 18:59 ` Richard Henderson
2017-07-20 18:59 ` [Qemu-devel] " Richard Henderson
2017-07-21 8:22 ` Thomas Huth
2017-07-21 8:56 ` Alex Bennée
2017-07-21 9:22 ` Peter Maydell
2017-07-21 9:44 ` Alex Bennée
2017-07-21 9:27 ` Daniel P. Berrange
2017-07-21 13:31 ` Aurelien Jarno
2017-07-20 15:04 ` [RFC PATCH for 2.11 04/23] softfloat3c: fixup include paths Alex Bennée
2017-07-20 15:04 ` [Qemu-devel] " Alex Bennée
2017-07-20 15:04 ` [RFC PATCH for 2.11 05/23] softfloat3c: initial build machinery Alex Bennée
2017-07-20 15:04 ` [Qemu-devel] " Alex Bennée
2017-07-20 19:18 ` Richard Henderson
2017-07-20 19:18 ` [Qemu-devel] " Richard Henderson
2017-07-21 9:32 ` Alex Bennée
2017-07-21 9:32 ` [Qemu-devel] " Alex Bennée
2017-07-21 13:25 ` Aurelien Jarno
2017-07-20 15:04 ` [RFC PATCH for 2.11 06/23] softfloat3c: silence compiler warning Alex Bennée
2017-07-20 15:04 ` [Qemu-devel] " Alex Bennée
2017-07-20 15:04 ` [RFC PATCH for 2.11 07/23] softfloat3c: f16_to_f128M remove unused variable Alex Bennée
2017-07-20 15:04 ` [Qemu-devel] " Alex Bennée
2017-07-20 15:04 ` [RFC PATCH for 2.11 08/23] target-aarch64: enable SoftFloat3 build for FP16 Alex Bennée
2017-07-20 15:04 ` [Qemu-devel] " Alex Bennée
2017-07-20 15:04 ` [RFC PATCH for 2.11 09/23] arm: introduce ARM_V8_FP16 feature bit Alex Bennée
2017-07-20 15:04 ` [Qemu-devel] " Alex Bennée
2017-07-20 15:04 ` [RFC PATCH for 2.11 10/23] target/arm/translate-a64.c: handle_3same_64 comment fix Alex Bennée
2017-07-20 15:04 ` [Qemu-devel] " Alex Bennée
2017-07-20 15:04 ` [RFC PATCH for 2.11 11/23] target/arm/translate-a64.c: AdvSIMD scalar 3 Same FP16 initial decode Alex Bennée
2017-07-20 15:04 ` [Qemu-devel] " Alex Bennée
2017-07-20 15:04 ` [RFC PATCH for 2.11 12/23] target/arm/translate-a64.c: add FP16 FAGCT to AdvSIMD 3 Same Alex Bennée
2017-07-20 15:04 ` [Qemu-devel] " Alex Bennée
2017-07-20 19:35 ` Richard Henderson
2017-07-20 19:35 ` [Qemu-devel] " Richard Henderson
2017-07-21 9:56 ` Alex Bennée
2017-07-21 9:56 ` [Qemu-devel] " Alex Bennée
2017-07-21 13:21 ` Aurelien Jarno
2017-07-21 13:50 ` Alex Bennée
2017-07-21 13:58 ` Peter Maydell
2017-07-21 17:43 ` Aurelien Jarno
2017-07-28 13:00 ` Alex Bennée
2017-07-28 13:00 ` [Qemu-devel] " Alex Bennée
2017-07-28 16:07 ` Richard Henderson
2017-07-28 16:07 ` [Qemu-devel] " Richard Henderson
2017-07-20 15:04 ` [RFC PATCH for 2.11 13/23] target/arm/translate-a64.c: add FP16 FADD " Alex Bennée
2017-07-20 15:04 ` [Qemu-devel] " Alex Bennée
2017-07-20 19:37 ` Richard Henderson
2017-07-20 19:37 ` [Qemu-devel] " Richard Henderson
2017-07-20 15:04 ` [RFC PATCH for 2.11 14/23] target/arm/translate-a64.c: add ARMv8.2 fadd scalar half-precision Alex Bennée
2017-07-20 15:04 ` [Qemu-devel] " Alex Bennée
2017-07-20 19:40 ` Richard Henderson
2017-07-20 19:40 ` [Qemu-devel] " Richard Henderson
2017-07-21 9:58 ` Alex Bennée
2017-07-21 9:58 ` [Qemu-devel] " Alex Bennée
2017-07-20 15:04 ` [RFC PATCH for 2.11 15/23] target/arm/translate-a64.c: AdvSIMD scalar 2 register misc decode Alex Bennée
2017-07-20 15:04 ` [Qemu-devel] " Alex Bennée
2017-07-20 19:49 ` Richard Henderson
2017-07-20 19:49 ` [Qemu-devel] " Richard Henderson
2017-07-21 9:35 ` Alex Bennée [this message]
2017-07-21 9:35 ` Alex Bennée
2017-07-20 15:04 ` [RFC PATCH for 2.11 16/23] include/exec/helper-head.h: support f16 in helper calls Alex Bennée
2017-07-20 15:04 ` [Qemu-devel] " Alex Bennée
2017-07-20 15:04 ` [RFC PATCH for 2.11 17/23] fpu/softfloat2a: implement propagateFloat16NaN Alex Bennée
2017-07-20 15:04 ` [Qemu-devel] " Alex Bennée
2017-07-20 15:04 ` [RFC PATCH for 2.11 18/23] fpu/softfloat2a: implement float16_squash_input_denormal Alex Bennée
2017-07-20 15:04 ` [Qemu-devel] " Alex Bennée
2017-07-20 15:04 ` [RFC PATCH for 2.11 19/23] fpu/softfloat2a: implement float16_abs helper Alex Bennée
2017-07-20 15:04 ` [Qemu-devel] " Alex Bennée
2017-07-20 15:04 ` [RFC PATCH for 2.11 20/23] fpu/softfloat2a: add half-precision expansions for MINMAX fns Alex Bennée
2017-07-20 15:04 ` [Qemu-devel] " Alex Bennée
2017-07-20 15:04 ` [RFC PATCH for 2.11 21/23] fpu/softfloat2a: propagate signalling NaNs in MINMAX Alex Bennée
2017-07-20 15:04 ` [Qemu-devel] " Alex Bennée
2017-07-20 15:04 ` [RFC PATCH for 2.11 22/23] fpu/softfloat2a: improve comments on ARM NaN propagation Alex Bennée
2017-07-20 15:04 ` [Qemu-devel] " Alex Bennée
2017-07-20 15:04 ` [RFC PATCH for 2.11 23/23] target/arm: implement half-precision F(MIN|MAX)(V|NMV) Alex Bennée
2017-07-20 15:04 ` [Qemu-devel] " Alex Bennée
2017-07-20 15:17 ` [RFC PATCH for 2.11 00/23] Implementing FP16 for ARMv8.2 using SoftFloat2a and 3c Peter Maydell
2017-07-20 15:17 ` [Qemu-devel] " Peter Maydell
2017-07-20 19:53 ` Aurelien Jarno
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