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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




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