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target-arm: Remove uses of gen_{ld,st}* from Neon code 

Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
Signed-off-by: Blue Swirl <blauwirbel@gmail.com>
This commit is contained in:
Peter Maydell 2013-05-23 12:59:58 +01:00 committed by Blue Swirl
parent 29531141a7
commit 58ab8e9646
1 changed files with 28 additions and 18 deletions
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46
target-arm/translate.c
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@ -2572,18 +2572,18 @@ static void gen_neon_dup_high16(TCGv_i32 var)
static TCGv_i32 gen_load_and_replicate(DisasContext *s, TCGv_i32 addr, int size)
{
/* Load a single Neon element and replicate into a 32 bit TCG reg */
TCGv_i32 tmp;
TCGv_i32 tmp = tcg_temp_new_i32();
switch (size) {
case 0:
tmp = gen_ld8u(addr, IS_USER(s));
tcg_gen_qemu_ld8u(tmp, addr, IS_USER(s));
gen_neon_dup_u8(tmp, 0);
break;
case 1:
tmp = gen_ld16u(addr, IS_USER(s));
tcg_gen_qemu_ld16u(tmp, addr, IS_USER(s));
gen_neon_dup_low16(tmp);
break;
case 2:
tmp = gen_ld32(addr, IS_USER(s));
tcg_gen_qemu_ld32u(tmp, addr, IS_USER(s));
break;
default: /* Avoid compiler warnings. */
abort();
@ -3872,18 +3872,22 @@ static int disas_neon_ls_insn(CPUARMState * env, DisasContext *s, uint32_t insn)
for (pass = 0; pass < 2; pass++) {
if (size == 2) {
if (load) {
tmp = gen_ld32(addr, IS_USER(s));
tmp = tcg_temp_new_i32();
tcg_gen_qemu_ld32u(tmp, addr, IS_USER(s));
neon_store_reg(rd, pass, tmp);
} else {
tmp = neon_load_reg(rd, pass);
gen_st32(tmp, addr, IS_USER(s));
tcg_gen_qemu_st32(tmp, addr, IS_USER(s));
tcg_temp_free_i32(tmp);
}
tcg_gen_addi_i32(addr, addr, stride);
} else if (size == 1) {
if (load) {
tmp = gen_ld16u(addr, IS_USER(s));
tmp = tcg_temp_new_i32();
tcg_gen_qemu_ld16u(tmp, addr, IS_USER(s));
tcg_gen_addi_i32(addr, addr, stride);
tmp2 = gen_ld16u(addr, IS_USER(s));
tmp2 = tcg_temp_new_i32();
tcg_gen_qemu_ld16u(tmp2, addr, IS_USER(s));
tcg_gen_addi_i32(addr, addr, stride);
tcg_gen_shli_i32(tmp2, tmp2, 16);
tcg_gen_or_i32(tmp, tmp, tmp2);
@ -3893,16 +3897,19 @@ static int disas_neon_ls_insn(CPUARMState * env, DisasContext *s, uint32_t insn)
tmp = neon_load_reg(rd, pass);
tmp2 = tcg_temp_new_i32();
tcg_gen_shri_i32(tmp2, tmp, 16);
gen_st16(tmp, addr, IS_USER(s));
tcg_gen_qemu_st16(tmp, addr, IS_USER(s));
tcg_temp_free_i32(tmp);
tcg_gen_addi_i32(addr, addr, stride);
gen_st16(tmp2, addr, IS_USER(s));
tcg_gen_qemu_st16(tmp2, addr, IS_USER(s));
tcg_temp_free_i32(tmp2);
tcg_gen_addi_i32(addr, addr, stride);
}
} else /* size == 0 */ {
if (load) {
TCGV_UNUSED_I32(tmp2);
for (n = 0; n < 4; n++) {
tmp = gen_ld8u(addr, IS_USER(s));
tmp = tcg_temp_new_i32();
tcg_gen_qemu_ld8u(tmp, addr, IS_USER(s));
tcg_gen_addi_i32(addr, addr, stride);
if (n == 0) {
tmp2 = tmp;
@ -3922,7 +3929,8 @@ static int disas_neon_ls_insn(CPUARMState * env, DisasContext *s, uint32_t insn)
} else {
tcg_gen_shri_i32(tmp, tmp2, n * 8);
}
gen_st8(tmp, addr, IS_USER(s));
tcg_gen_qemu_st8(tmp, addr, IS_USER(s));
tcg_temp_free_i32(tmp);
tcg_gen_addi_i32(addr, addr, stride);
}
tcg_temp_free_i32(tmp2);
@ -4042,15 +4050,16 @@ static int disas_neon_ls_insn(CPUARMState * env, DisasContext *s, uint32_t insn)
load_reg_var(s, addr, rn);
for (reg = 0; reg < nregs; reg++) {
if (load) {
tmp = tcg_temp_new_i32();
switch (size) {
case 0:
tmp = gen_ld8u(addr, IS_USER(s));
tcg_gen_qemu_ld8u(tmp, addr, IS_USER(s));
break;
case 1:
tmp = gen_ld16u(addr, IS_USER(s));
tcg_gen_qemu_ld16u(tmp, addr, IS_USER(s));
break;
case 2:
tmp = gen_ld32(addr, IS_USER(s));
tcg_gen_qemu_ld32u(tmp, addr, IS_USER(s));
break;
default: /* Avoid compiler warnings. */
abort();
@ -4068,15 +4077,16 @@ static int disas_neon_ls_insn(CPUARMState * env, DisasContext *s, uint32_t insn)
tcg_gen_shri_i32(tmp, tmp, shift);
switch (size) {
case 0:
gen_st8(tmp, addr, IS_USER(s));
tcg_gen_qemu_st8(tmp, addr, IS_USER(s));
break;
case 1:
gen_st16(tmp, addr, IS_USER(s));
tcg_gen_qemu_st16(tmp, addr, IS_USER(s));
break;
case 2:
gen_st32(tmp, addr, IS_USER(s));
tcg_gen_qemu_st32(tmp, addr, IS_USER(s));
break;
}
tcg_temp_free_i32(tmp);
}
rd += stride;
tcg_gen_addi_i32(addr, addr, 1 << size);