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[PATCH v3 07/14] tcg/ppc: Use ADDPCIS for the constant pool
From: |
Richard Henderson |
Subject: |
[PATCH v3 07/14] tcg/ppc: Use ADDPCIS for the constant pool |
Date: |
Tue, 15 Aug 2023 12:57:34 -0700 |
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
---
tcg/ppc/tcg-target.c.inc | 12 ++++++++++++
1 file changed, 12 insertions(+)
diff --git a/tcg/ppc/tcg-target.c.inc b/tcg/ppc/tcg-target.c.inc
index a302bfff2e..a5c1891eb6 100644
--- a/tcg/ppc/tcg-target.c.inc
+++ b/tcg/ppc/tcg-target.c.inc
@@ -1076,6 +1076,12 @@ static void tcg_out_movi_int(TCGContext *s, TCGType
type, TCGReg ret,
tcg_out32(s, LD | TAI(ret, TCG_REG_TB, 0));
return;
}
+ if (have_isa_3_00) {
+ tcg_out_addpcis(s, TCG_REG_TMP2, 0);
+ new_pool_label(s, arg, R_PPC_REL14, s->code_ptr, 0);
+ tcg_out32(s, LD | TAI(ret, TCG_REG_TMP2, 0));
+ return;
+ }
tmp = arg >> 31 >> 1;
tcg_out_movi(s, TCG_TYPE_I32, ret, tmp);
@@ -1133,6 +1139,10 @@ static void tcg_out_dupi_vec(TCGContext *s, TCGType
type, unsigned vece,
if (USE_REG_TB) {
rel = R_PPC_ADDR16;
add = ppc_tbrel_diff(s, NULL);
+ } else if (have_isa_3_00) {
+ tcg_out_addpcis(s, TCG_REG_TMP1, 0);
+ rel = R_PPC_REL14;
+ add = 0;
} else {
rel = R_PPC_ADDR32;
add = 0;
@@ -1159,6 +1169,8 @@ static void tcg_out_dupi_vec(TCGContext *s, TCGType type,
unsigned vece,
if (USE_REG_TB) {
tcg_out32(s, ADDI | TAI(TCG_REG_TMP1, 0, 0));
load_insn |= RA(TCG_REG_TB);
+ } else if (have_isa_3_00) {
+ tcg_out32(s, ADDI | TAI(TCG_REG_TMP1, TCG_REG_TMP1, 0));
} else {
tcg_out32(s, ADDIS | TAI(TCG_REG_TMP1, 0, 0));
tcg_out32(s, ADDI | TAI(TCG_REG_TMP1, TCG_REG_TMP1, 0));
--
2.34.1
- [PATCH v3 00/14] tcg/ppc: direct branching, power9, power10, Richard Henderson, 2023/08/15
- [PATCH v3 01/14] tcg/ppc: Untabify tcg-target.c.inc, Richard Henderson, 2023/08/15
- [PATCH v3 02/14] tcg: Add tcg_out_tb_start backend hook, Richard Henderson, 2023/08/15
- [PATCH v3 03/14] tcg/ppc: Enable direct branching tcg_out_goto_tb with TCG_REG_TB, Richard Henderson, 2023/08/15
- [PATCH v3 04/14] tcg/ppc: Reinterpret tb-relative to TB+4, Richard Henderson, 2023/08/15
- [PATCH v3 05/14] tcg/ppc: Use ADDPCIS in tcg_out_tb_start, Richard Henderson, 2023/08/15
- [PATCH v3 06/14] tcg/ppc: Use ADDPCIS in tcg_out_movi_int, Richard Henderson, 2023/08/15
- [PATCH v3 07/14] tcg/ppc: Use ADDPCIS for the constant pool,
Richard Henderson <=
- [PATCH v3 08/14] tcg/ppc: Use ADDPCIS in tcg_out_goto_tb, Richard Henderson, 2023/08/15
- [PATCH v3 09/14] tcg/ppc: Use PADDI in tcg_out_movi, Richard Henderson, 2023/08/15
- [PATCH v3 10/14] tcg/ppc: Use prefixed instructions in tcg_out_mem_long, Richard Henderson, 2023/08/15
- [PATCH v3 11/14] tcg/ppc: Use PLD in tcg_out_movi for constant pool, Richard Henderson, 2023/08/15
- [PATCH v3 12/14] tcg/ppc: Use prefixed instructions in tcg_out_dupi_vec, Richard Henderson, 2023/08/15
- [PATCH v3 13/14] tcg/ppc: Use PLD in tcg_out_goto_tb, Richard Henderson, 2023/08/15
- [PATCH v3 14/14] RFC tcg/ppc: Disable TCG_REG_TB for Power9/Power10, Richard Henderson, 2023/08/15