SHA256
1
0
forked from pool/qemu
qemu/target-arm-Update-ZIP-UZP-TRN-for-pred_d.patch
Bruce Rogers a8263c0693 Accepting request 869843 from home:bfrogers:branches:Virtualization
- Include upstream patches designated as stable material and
  reviewed for applicability to include here
  block-Separate-blk_is_writable-and-blk_s.patch
  hw-intc-arm_gic-Fix-interrupt-ID-in-GICD.patch
  hw-net-lan9118-Fix-RX-Status-FIFO-PEEK-v.patch
  hw-timer-slavio_timer-Allow-64-bit-acces.patch
  net-Fix-handling-of-id-in-netdev_add-and.patch
  target-arm-Don-t-decode-insns-in-the-XSc.patch
  target-arm-Fix-MTE0_ACTIVE.patch
  target-arm-Introduce-PREDDESC-field-defi.patch
  target-arm-Update-PFIRST-PNEXT-for-pred_.patch
  target-arm-Update-REV-PUNPK-for-pred_des.patch
  target-arm-Update-ZIP-UZP-TRN-for-pred_d.patch
  tcg-Use-memset-for-large-vector-byte-rep.patch
  ui-vnc-Add-missing-lock-for-send_color_m.patch
  virtio-move-use-disabled-flag-property-t.patch
- binutils v2.36 has changed the handling of the assembler's
  -mx86-used-note, resulting in a build failure. To compensate, we
  now explicitly specify -mx86-used-note=no in the seabios Makefile
  (boo#1181775)
  build-be-explicit-about-mx86-used-note-n.patch

OBS-URL: https://build.opensuse.org/request/show/869843
OBS-URL: https://build.opensuse.org/package/show/Virtualization/qemu?expand=0&rev=614
2021-02-05 19:59:39 +00:00

92 lines
3.9 KiB
Diff

From: Richard Henderson <richard.henderson@linaro.org>
Date: Tue, 12 Jan 2021 20:26:49 -1000
Subject: target/arm: Update ZIP, UZP, TRN for pred_desc
Git-commit: f9b0fcceccfc05cde62ff7577fbf2bc13b842414
Update all users of do_perm_pred3 for the new
predicate descriptor field definitions.
Cc: qemu-stable@nongnu.org
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
Message-id: 20210113062650.593824-4-richard.henderson@linaro.org
Reviewed-by: Peter Maydell <peter.maydell@linaro.org>
Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
Signed-off-by: Bruce Rogers <brogers@suse.com>
---
target/arm/sve_helper.c | 18 +++++++++---------
target/arm/translate-sve.c | 12 ++++--------
2 files changed, 13 insertions(+), 17 deletions(-)
diff --git a/target/arm/sve_helper.c b/target/arm/sve_helper.c
index ff01851bf288009ec3e7585b8e03..7eec4b6b73a273ecaf2fc218d8d4 100644
--- a/target/arm/sve_helper.c
+++ b/target/arm/sve_helper.c
@@ -1868,9 +1868,9 @@ static uint64_t compress_bits(uint64_t x, int n)
void HELPER(sve_zip_p)(void *vd, void *vn, void *vm, uint32_t pred_desc)
{
- intptr_t oprsz = extract32(pred_desc, 0, SIMD_OPRSZ_BITS) + 2;
- int esz = extract32(pred_desc, SIMD_DATA_SHIFT, 2);
- intptr_t high = extract32(pred_desc, SIMD_DATA_SHIFT + 2, 1);
+ intptr_t oprsz = FIELD_EX32(pred_desc, PREDDESC, OPRSZ);
+ int esz = FIELD_EX32(pred_desc, PREDDESC, ESZ);
+ intptr_t high = FIELD_EX32(pred_desc, PREDDESC, DATA);
uint64_t *d = vd;
intptr_t i;
@@ -1929,9 +1929,9 @@ void HELPER(sve_zip_p)(void *vd, void *vn, void *vm, uint32_t pred_desc)
void HELPER(sve_uzp_p)(void *vd, void *vn, void *vm, uint32_t pred_desc)
{
- intptr_t oprsz = extract32(pred_desc, 0, SIMD_OPRSZ_BITS) + 2;
- int esz = extract32(pred_desc, SIMD_DATA_SHIFT, 2);
- int odd = extract32(pred_desc, SIMD_DATA_SHIFT + 2, 1) << esz;
+ intptr_t oprsz = FIELD_EX32(pred_desc, PREDDESC, OPRSZ);
+ int esz = FIELD_EX32(pred_desc, PREDDESC, ESZ);
+ int odd = FIELD_EX32(pred_desc, PREDDESC, DATA) << esz;
uint64_t *d = vd, *n = vn, *m = vm;
uint64_t l, h;
intptr_t i;
@@ -1986,9 +1986,9 @@ void HELPER(sve_uzp_p)(void *vd, void *vn, void *vm, uint32_t pred_desc)
void HELPER(sve_trn_p)(void *vd, void *vn, void *vm, uint32_t pred_desc)
{
- intptr_t oprsz = extract32(pred_desc, 0, SIMD_OPRSZ_BITS) + 2;
- uintptr_t esz = extract32(pred_desc, SIMD_DATA_SHIFT, 2);
- bool odd = extract32(pred_desc, SIMD_DATA_SHIFT + 2, 1);
+ intptr_t oprsz = FIELD_EX32(pred_desc, PREDDESC, OPRSZ);
+ int esz = FIELD_EX32(pred_desc, PREDDESC, ESZ);
+ int odd = FIELD_EX32(pred_desc, PREDDESC, DATA);
uint64_t *d = vd, *n = vn, *m = vm;
uint64_t mask;
int shr, shl;
diff --git a/target/arm/translate-sve.c b/target/arm/translate-sve.c
index efcb646f729b1dbe4f7989e2fb9d..0baca176a090001de915a7866af4 100644
--- a/target/arm/translate-sve.c
+++ b/target/arm/translate-sve.c
@@ -2110,19 +2110,15 @@ static bool do_perm_pred3(DisasContext *s, arg_rrr_esz *a, bool high_odd,
unsigned vsz = pred_full_reg_size(s);
- /* Predicate sizes may be smaller and cannot use simd_desc.
- We cannot round up, as we do elsewhere, because we need
- the exact size for ZIP2 and REV. We retain the style for
- the other helpers for consistency. */
TCGv_ptr t_d = tcg_temp_new_ptr();
TCGv_ptr t_n = tcg_temp_new_ptr();
TCGv_ptr t_m = tcg_temp_new_ptr();
TCGv_i32 t_desc;
- int desc;
+ uint32_t desc = 0;
- desc = vsz - 2;
- desc = deposit32(desc, SIMD_DATA_SHIFT, 2, a->esz);
- desc = deposit32(desc, SIMD_DATA_SHIFT + 2, 2, high_odd);
+ desc = FIELD_DP32(desc, PREDDESC, OPRSZ, vsz);
+ desc = FIELD_DP32(desc, PREDDESC, ESZ, a->esz);
+ desc = FIELD_DP32(desc, PREDDESC, DATA, high_odd);
tcg_gen_addi_ptr(t_d, cpu_env, pred_full_reg_offset(s, a->rd));
tcg_gen_addi_ptr(t_n, cpu_env, pred_full_reg_offset(s, a->rn));