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target/arm: Stop using deprecated functions in NEON_2RM_VCVT_F32_F16

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Remove some old constructns from NEON_2RM_VCVT_F16_F32 code:
* don't use CPU_F0s
* don't use tcg_gen_st_f32

Backports commit b66f6b9981004bbf120b8d17c20f92785179bdf2 from qemu
This commit is contained in:
Peter Maydell 2019-06-25 18:43:37 -05:00 committed by Lioncash
parent 8ae25f6e4c
commit 74168c20f2
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GPG key ID: 4E3C3CC1031BA9C7
1 changed files with 11 additions and 15 deletions
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26
qemu/target/arm/translate.c
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@ -1608,8 +1608,6 @@ static TCGv_ptr vfp_reg_ptr(DisasContext *s, bool dp, int reg)
return ret;
}
#define tcg_gen_st_f32 tcg_gen_st_i32
#define ARM_CP_RW_BIT (1 << 20)
/* Include the VFP decoder */
@ -6594,20 +6592,18 @@ static int disas_neon_data_insn(DisasContext *s, uint32_t insn)
tmp = neon_load_reg(s, rm, 0);
tmp2 = neon_load_reg(s, rm, 1);
tcg_gen_ext16u_i32(tcg_ctx, tmp3, tmp);
gen_helper_vfp_fcvt_f16_to_f32(tcg_ctx, s->F0s, tmp3, fpst, ahp);
tcg_gen_st_f32(tcg_ctx, s->F0s, tcg_ctx->cpu_env, neon_reg_offset(rd, 0));
tcg_gen_shri_i32(tcg_ctx, tmp3, tmp, 16);
gen_helper_vfp_fcvt_f16_to_f32(tcg_ctx, s->F0s, tmp3, fpst, ahp);
tcg_gen_st_f32(tcg_ctx, s->F0s, tcg_ctx->cpu_env, neon_reg_offset(rd, 1));
tcg_temp_free_i32(tcg_ctx, tmp);
gen_helper_vfp_fcvt_f16_to_f32(tcg_ctx, tmp3, tmp3, fpst, ahp);
neon_store_reg(s, rd, 0, tmp3);
tcg_gen_shri_i32(tcg_ctx, tmp, tmp, 16);
gen_helper_vfp_fcvt_f16_to_f32(tcg_ctx, tmp, tmp, fpst, ahp);
neon_store_reg(s, rd, 1, tmp);
tmp3 = tcg_temp_new_i32(tcg_ctx);
tcg_gen_ext16u_i32(tcg_ctx, tmp3, tmp2);
gen_helper_vfp_fcvt_f16_to_f32(tcg_ctx, s->F0s, tmp3, fpst, ahp);
tcg_gen_st_f32(tcg_ctx, s->F0s, tcg_ctx->cpu_env, neon_reg_offset(rd, 2));
tcg_gen_shri_i32(tcg_ctx, tmp3, tmp2, 16);
gen_helper_vfp_fcvt_f16_to_f32(tcg_ctx, s->F0s, tmp3, fpst, ahp);
tcg_gen_st_f32(tcg_ctx, s->F0s, tcg_ctx->cpu_env, neon_reg_offset(rd, 3));
tcg_temp_free_i32(tcg_ctx, tmp2);
tcg_temp_free_i32(tcg_ctx, tmp3);
gen_helper_vfp_fcvt_f16_to_f32(tcg_ctx, tmp3, tmp3, fpst, ahp);
neon_store_reg(s, rd, 2, tmp3);
tcg_gen_shri_i32(tcg_ctx, tmp2, tmp2, 16);
gen_helper_vfp_fcvt_f16_to_f32(tcg_ctx, tmp2, tmp2, fpst, ahp);
neon_store_reg(s, rd, 3, tmp2);
tcg_temp_free_i32(tcg_ctx, ahp);
tcg_temp_free_ptr(tcg_ctx, fpst);
break;