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-rw-r--r--tcg/README20
-rw-r--r--tcg/aarch64/tcg-target.h4
-rw-r--r--tcg/arm/tcg-target.h2
-rw-r--r--tcg/i386/tcg-target.h4
-rw-r--r--tcg/ia64/tcg-target.h4
-rw-r--r--tcg/mips/tcg-target.h2
-rw-r--r--tcg/optimize.c29
-rw-r--r--tcg/ppc/tcg-target.h4
-rw-r--r--tcg/s390/tcg-target.h4
-rw-r--r--tcg/sparc/tcg-target.h4
-rw-r--r--tcg/tcg-op.c323
-rw-r--r--tcg/tcg-op.h12
-rw-r--r--tcg/tcg-opc.h4
-rw-r--r--tcg/tcg.h8
-rw-r--r--tcg/tci/tcg-target.h4
15 files changed, 426 insertions, 2 deletions
diff --git a/tcg/README b/tcg/README
index ae31388c59..065d9c2966 100644
--- a/tcg/README
+++ b/tcg/README
@@ -314,11 +314,27 @@ The bitfield is described by POS/LEN, which are immediate values:
LEN - the length of the bitfield
POS - the position of the first bit, counting from the LSB
-For example, pos=8, len=4 indicates a 4-bit field at bit 8.
-This operation would be equivalent to
+For example, "deposit_i32 dest, t1, t2, 8, 4" indicates a 4-bit field
+at bit 8. This operation would be equivalent to
dest = (t1 & ~0x0f00) | ((t2 << 8) & 0x0f00)
+* extract_i32/i64 dest, t1, pos, len
+* sextract_i32/i64 dest, t1, pos, len
+
+Extract a bitfield from T1, placing the result in DEST.
+The bitfield is described by POS/LEN, which are immediate values,
+as above for deposit. For extract_*, the result will be extended
+to the left with zeros; for sextract_*, the result will be extended
+to the left with copies of the bitfield sign bit at pos + len - 1.
+
+For example, "sextract_i32 dest, t1, 8, 4" indicates a 4-bit field
+at bit 8. This operation would be equivalent to
+
+ dest = (t1 << 20) >> 28
+
+(using an arithmetic right shift).
+
* extrl_i64_i32 t0, t1
For 64-bit hosts only, extract the low 32-bits of input T1 and place it
diff --git a/tcg/aarch64/tcg-target.h b/tcg/aarch64/tcg-target.h
index a1d101f891..410c31bcfe 100644
--- a/tcg/aarch64/tcg-target.h
+++ b/tcg/aarch64/tcg-target.h
@@ -63,6 +63,8 @@ typedef enum {
#define TCG_TARGET_HAS_nand_i32 0
#define TCG_TARGET_HAS_nor_i32 0
#define TCG_TARGET_HAS_deposit_i32 1
+#define TCG_TARGET_HAS_extract_i32 0
+#define TCG_TARGET_HAS_sextract_i32 0
#define TCG_TARGET_HAS_movcond_i32 1
#define TCG_TARGET_HAS_add2_i32 1
#define TCG_TARGET_HAS_sub2_i32 1
@@ -93,6 +95,8 @@ typedef enum {
#define TCG_TARGET_HAS_nand_i64 0
#define TCG_TARGET_HAS_nor_i64 0
#define TCG_TARGET_HAS_deposit_i64 1
+#define TCG_TARGET_HAS_extract_i64 0
+#define TCG_TARGET_HAS_sextract_i64 0
#define TCG_TARGET_HAS_movcond_i64 1
#define TCG_TARGET_HAS_add2_i64 1
#define TCG_TARGET_HAS_sub2_i64 1
diff --git a/tcg/arm/tcg-target.h b/tcg/arm/tcg-target.h
index a0e1acfa77..8e724be3ae 100644
--- a/tcg/arm/tcg-target.h
+++ b/tcg/arm/tcg-target.h
@@ -80,6 +80,8 @@ extern bool use_idiv_instructions;
#define TCG_TARGET_HAS_nand_i32 0
#define TCG_TARGET_HAS_nor_i32 0
#define TCG_TARGET_HAS_deposit_i32 1
+#define TCG_TARGET_HAS_extract_i32 0
+#define TCG_TARGET_HAS_sextract_i32 0
#define TCG_TARGET_HAS_movcond_i32 1
#define TCG_TARGET_HAS_mulu2_i32 1
#define TCG_TARGET_HAS_muls2_i32 1
diff --git a/tcg/i386/tcg-target.h b/tcg/i386/tcg-target.h
index 524cfc61fd..7625188091 100644
--- a/tcg/i386/tcg-target.h
+++ b/tcg/i386/tcg-target.h
@@ -94,6 +94,8 @@ extern bool have_bmi1;
#define TCG_TARGET_HAS_nand_i32 0
#define TCG_TARGET_HAS_nor_i32 0
#define TCG_TARGET_HAS_deposit_i32 1
+#define TCG_TARGET_HAS_extract_i32 0
+#define TCG_TARGET_HAS_sextract_i32 0
#define TCG_TARGET_HAS_movcond_i32 1
#define TCG_TARGET_HAS_add2_i32 1
#define TCG_TARGET_HAS_sub2_i32 1
@@ -124,6 +126,8 @@ extern bool have_bmi1;
#define TCG_TARGET_HAS_nand_i64 0
#define TCG_TARGET_HAS_nor_i64 0
#define TCG_TARGET_HAS_deposit_i64 1
+#define TCG_TARGET_HAS_extract_i64 0
+#define TCG_TARGET_HAS_sextract_i64 0
#define TCG_TARGET_HAS_movcond_i64 1
#define TCG_TARGET_HAS_add2_i64 1
#define TCG_TARGET_HAS_sub2_i64 1
diff --git a/tcg/ia64/tcg-target.h b/tcg/ia64/tcg-target.h
index 6dddb7f772..8856dc8f15 100644
--- a/tcg/ia64/tcg-target.h
+++ b/tcg/ia64/tcg-target.h
@@ -149,6 +149,10 @@ typedef enum {
#define TCG_TARGET_HAS_movcond_i64 1
#define TCG_TARGET_HAS_deposit_i32 1
#define TCG_TARGET_HAS_deposit_i64 1
+#define TCG_TARGET_HAS_extract_i32 0
+#define TCG_TARGET_HAS_extract_i64 0
+#define TCG_TARGET_HAS_sextract_i32 0
+#define TCG_TARGET_HAS_sextract_i64 0
#define TCG_TARGET_HAS_add2_i32 0
#define TCG_TARGET_HAS_add2_i64 0
#define TCG_TARGET_HAS_sub2_i32 0
diff --git a/tcg/mips/tcg-target.h b/tcg/mips/tcg-target.h
index d352c97389..fcc2986cd5 100644
--- a/tcg/mips/tcg-target.h
+++ b/tcg/mips/tcg-target.h
@@ -158,6 +158,8 @@ extern bool use_mips32r2_instructions;
#define TCG_TARGET_HAS_movcond_i32 use_movnz_instructions
#define TCG_TARGET_HAS_bswap16_i32 use_mips32r2_instructions
#define TCG_TARGET_HAS_deposit_i32 use_mips32r2_instructions
+#define TCG_TARGET_HAS_extract_i32 0
+#define TCG_TARGET_HAS_sextract_i32 0
#define TCG_TARGET_HAS_ext8s_i32 use_mips32r2_instructions
#define TCG_TARGET_HAS_ext16s_i32 use_mips32r2_instructions
#define TCG_TARGET_HAS_rot_i32 use_mips32r2_instructions
diff --git a/tcg/optimize.c b/tcg/optimize.c
index 0f1349086b..f41ed2cfc1 100644
--- a/tcg/optimize.c
+++ b/tcg/optimize.c
@@ -878,6 +878,19 @@ void tcg_optimize(TCGContext *s)
temps[args[2]].mask);
break;
+ CASE_OP_32_64(extract):
+ mask = extract64(temps[args[1]].mask, args[2], args[3]);
+ if (args[2] == 0) {
+ affected = temps[args[1]].mask & ~mask;
+ }
+ break;
+ CASE_OP_32_64(sextract):
+ mask = sextract64(temps[args[1]].mask, args[2], args[3]);
+ if (args[2] == 0 && (tcg_target_long)mask >= 0) {
+ affected = temps[args[1]].mask & ~mask;
+ }
+ break;
+
CASE_OP_32_64(or):
CASE_OP_32_64(xor):
mask = temps[args[1]].mask | temps[args[2]].mask;
@@ -1048,6 +1061,22 @@ void tcg_optimize(TCGContext *s)
}
goto do_default;
+ CASE_OP_32_64(extract):
+ if (temp_is_const(args[1])) {
+ tmp = extract64(temps[args[1]].val, args[2], args[3]);
+ tcg_opt_gen_movi(s, op, args, args[0], tmp);
+ break;
+ }
+ goto do_default;
+
+ CASE_OP_32_64(sextract):
+ if (temp_is_const(args[1])) {
+ tmp = sextract64(temps[args[1]].val, args[2], args[3]);
+ tcg_opt_gen_movi(s, op, args, args[0], tmp);
+ break;
+ }
+ goto do_default;
+
CASE_OP_32_64(setcond):
tmp = do_constant_folding_cond(opc, args[1], args[2], args[3]);
if (tmp != 2) {
diff --git a/tcg/ppc/tcg-target.h b/tcg/ppc/tcg-target.h
index dd032f286b..c765d3e200 100644
--- a/tcg/ppc/tcg-target.h
+++ b/tcg/ppc/tcg-target.h
@@ -69,6 +69,8 @@ typedef enum {
#define TCG_TARGET_HAS_nand_i32 1
#define TCG_TARGET_HAS_nor_i32 1
#define TCG_TARGET_HAS_deposit_i32 1
+#define TCG_TARGET_HAS_extract_i32 0
+#define TCG_TARGET_HAS_sextract_i32 0
#define TCG_TARGET_HAS_movcond_i32 1
#define TCG_TARGET_HAS_mulu2_i32 0
#define TCG_TARGET_HAS_muls2_i32 0
@@ -100,6 +102,8 @@ typedef enum {
#define TCG_TARGET_HAS_nand_i64 1
#define TCG_TARGET_HAS_nor_i64 1
#define TCG_TARGET_HAS_deposit_i64 1
+#define TCG_TARGET_HAS_extract_i64 0
+#define TCG_TARGET_HAS_sextract_i64 0
#define TCG_TARGET_HAS_movcond_i64 1
#define TCG_TARGET_HAS_add2_i64 1
#define TCG_TARGET_HAS_sub2_i64 1
diff --git a/tcg/s390/tcg-target.h b/tcg/s390/tcg-target.h
index 0c1af244f3..9583df4196 100644
--- a/tcg/s390/tcg-target.h
+++ b/tcg/s390/tcg-target.h
@@ -66,6 +66,8 @@ typedef enum TCGReg {
#define TCG_TARGET_HAS_nand_i32 0
#define TCG_TARGET_HAS_nor_i32 0
#define TCG_TARGET_HAS_deposit_i32 1
+#define TCG_TARGET_HAS_extract_i32 0
+#define TCG_TARGET_HAS_sextract_i32 0
#define TCG_TARGET_HAS_movcond_i32 1
#define TCG_TARGET_HAS_add2_i32 1
#define TCG_TARGET_HAS_sub2_i32 1
@@ -95,6 +97,8 @@ typedef enum TCGReg {
#define TCG_TARGET_HAS_nand_i64 0
#define TCG_TARGET_HAS_nor_i64 0
#define TCG_TARGET_HAS_deposit_i64 1
+#define TCG_TARGET_HAS_extract_i64 0
+#define TCG_TARGET_HAS_sextract_i64 0
#define TCG_TARGET_HAS_movcond_i64 1
#define TCG_TARGET_HAS_add2_i64 1
#define TCG_TARGET_HAS_sub2_i64 1
diff --git a/tcg/sparc/tcg-target.h b/tcg/sparc/tcg-target.h
index 88f9c90f5f..a21216778a 100644
--- a/tcg/sparc/tcg-target.h
+++ b/tcg/sparc/tcg-target.h
@@ -111,6 +111,8 @@ extern bool use_vis3_instructions;
#define TCG_TARGET_HAS_nand_i32 0
#define TCG_TARGET_HAS_nor_i32 0
#define TCG_TARGET_HAS_deposit_i32 0
+#define TCG_TARGET_HAS_extract_i32 0
+#define TCG_TARGET_HAS_sextract_i32 0
#define TCG_TARGET_HAS_movcond_i32 1
#define TCG_TARGET_HAS_add2_i32 1
#define TCG_TARGET_HAS_sub2_i32 1
@@ -141,6 +143,8 @@ extern bool use_vis3_instructions;
#define TCG_TARGET_HAS_nand_i64 0
#define TCG_TARGET_HAS_nor_i64 0
#define TCG_TARGET_HAS_deposit_i64 0
+#define TCG_TARGET_HAS_extract_i64 0
+#define TCG_TARGET_HAS_sextract_i64 0
#define TCG_TARGET_HAS_movcond_i64 1
#define TCG_TARGET_HAS_add2_i64 1
#define TCG_TARGET_HAS_sub2_i64 1
diff --git a/tcg/tcg-op.c b/tcg/tcg-op.c
index 6e2fb3522f..c185b9c130 100644
--- a/tcg/tcg-op.c
+++ b/tcg/tcg-op.c
@@ -560,6 +560,131 @@ void tcg_gen_deposit_i32(TCGv_i32 ret, TCGv_i32 arg1, TCGv_i32 arg2,
tcg_temp_free_i32(t1);
}
+void tcg_gen_extract_i32(TCGv_i32 ret, TCGv_i32 arg,
+ unsigned int ofs, unsigned int len)
+{
+ tcg_debug_assert(ofs < 32);
+ tcg_debug_assert(len > 0);
+ tcg_debug_assert(len <= 32);
+ tcg_debug_assert(ofs + len <= 32);
+
+ /* Canonicalize certain special cases, even if extract is supported. */
+ if (ofs + len == 32) {
+ tcg_gen_shri_i32(ret, arg, 32 - len);
+ return;
+ }
+ if (ofs == 0) {
+ tcg_gen_andi_i32(ret, arg, (1u << len) - 1);
+ return;
+ }
+
+ if (TCG_TARGET_HAS_extract_i32
+ && TCG_TARGET_extract_i32_valid(ofs, len)) {
+ tcg_gen_op4ii_i32(INDEX_op_extract_i32, ret, arg, ofs, len);
+ return;
+ }
+
+ /* Assume that zero-extension, if available, is cheaper than a shift. */
+ switch (ofs + len) {
+ case 16:
+ if (TCG_TARGET_HAS_ext16u_i32) {
+ tcg_gen_ext16u_i32(ret, arg);
+ tcg_gen_shri_i32(ret, ret, ofs);
+ return;
+ }
+ break;
+ case 8:
+ if (TCG_TARGET_HAS_ext8u_i32) {
+ tcg_gen_ext8u_i32(ret, arg);
+ tcg_gen_shri_i32(ret, ret, ofs);
+ return;
+ }
+ break;
+ }
+
+ /* ??? Ideally we'd know what values are available for immediate AND.
+ Assume that 8 bits are available, plus the special case of 16,
+ so that we get ext8u, ext16u. */
+ switch (len) {
+ case 1 ... 8: case 16:
+ tcg_gen_shri_i32(ret, arg, ofs);
+ tcg_gen_andi_i32(ret, ret, (1u << len) - 1);
+ break;
+ default:
+ tcg_gen_shli_i32(ret, arg, 32 - len - ofs);
+ tcg_gen_shri_i32(ret, ret, 32 - len);
+ break;
+ }
+}
+
+void tcg_gen_sextract_i32(TCGv_i32 ret, TCGv_i32 arg,
+ unsigned int ofs, unsigned int len)
+{
+ tcg_debug_assert(ofs < 32);
+ tcg_debug_assert(len > 0);
+ tcg_debug_assert(len <= 32);
+ tcg_debug_assert(ofs + len <= 32);
+
+ /* Canonicalize certain special cases, even if extract is supported. */
+ if (ofs + len == 32) {
+ tcg_gen_sari_i32(ret, arg, 32 - len);
+ return;
+ }
+ if (ofs == 0) {
+ switch (len) {
+ case 16:
+ tcg_gen_ext16s_i32(ret, arg);
+ return;
+ case 8:
+ tcg_gen_ext8s_i32(ret, arg);
+ return;
+ }
+ }
+
+ if (TCG_TARGET_HAS_sextract_i32
+ && TCG_TARGET_extract_i32_valid(ofs, len)) {
+ tcg_gen_op4ii_i32(INDEX_op_sextract_i32, ret, arg, ofs, len);
+ return;
+ }
+
+ /* Assume that sign-extension, if available, is cheaper than a shift. */
+ switch (ofs + len) {
+ case 16:
+ if (TCG_TARGET_HAS_ext16s_i32) {
+ tcg_gen_ext16s_i32(ret, arg);
+ tcg_gen_sari_i32(ret, ret, ofs);
+ return;
+ }
+ break;
+ case 8:
+ if (TCG_TARGET_HAS_ext8s_i32) {
+ tcg_gen_ext8s_i32(ret, arg);
+ tcg_gen_sari_i32(ret, ret, ofs);
+ return;
+ }
+ break;
+ }
+ switch (len) {
+ case 16:
+ if (TCG_TARGET_HAS_ext16s_i32) {
+ tcg_gen_shri_i32(ret, arg, ofs);
+ tcg_gen_ext16s_i32(ret, ret);
+ return;
+ }
+ break;
+ case 8:
+ if (TCG_TARGET_HAS_ext8s_i32) {
+ tcg_gen_shri_i32(ret, arg, ofs);
+ tcg_gen_ext8s_i32(ret, ret);
+ return;
+ }
+ break;
+ }
+
+ tcg_gen_shli_i32(ret, arg, 32 - len - ofs);
+ tcg_gen_sari_i32(ret, ret, 32 - len);
+}
+
void tcg_gen_movcond_i32(TCGCond cond, TCGv_i32 ret, TCGv_i32 c1,
TCGv_i32 c2, TCGv_i32 v1, TCGv_i32 v2)
{
@@ -1635,6 +1760,204 @@ void tcg_gen_deposit_i64(TCGv_i64 ret, TCGv_i64 arg1, TCGv_i64 arg2,
tcg_temp_free_i64(t1);
}
+void tcg_gen_extract_i64(TCGv_i64 ret, TCGv_i64 arg,
+ unsigned int ofs, unsigned int len)
+{
+ tcg_debug_assert(ofs < 64);
+ tcg_debug_assert(len > 0);
+ tcg_debug_assert(len <= 64);
+ tcg_debug_assert(ofs + len <= 64);
+
+ /* Canonicalize certain special cases, even if extract is supported. */
+ if (ofs + len == 64) {
+ tcg_gen_shri_i64(ret, arg, 64 - len);
+ return;
+ }
+ if (ofs == 0) {
+ tcg_gen_andi_i64(ret, arg, (1ull << len) - 1);
+ return;
+ }
+
+ if (TCG_TARGET_REG_BITS == 32) {
+ /* Look for a 32-bit extract within one of the two words. */
+ if (ofs >= 32) {
+ tcg_gen_extract_i32(TCGV_LOW(ret), TCGV_HIGH(arg), ofs - 32, len);
+ tcg_gen_movi_i32(TCGV_HIGH(ret), 0);
+ return;
+ }
+ if (ofs + len <= 32) {
+ tcg_gen_extract_i32(TCGV_LOW(ret), TCGV_LOW(arg), ofs, len);
+ tcg_gen_movi_i32(TCGV_HIGH(ret), 0);
+ return;
+ }
+ /* The field is split across two words. One double-word
+ shift is better than two double-word shifts. */
+ goto do_shift_and;
+ }
+
+ if (TCG_TARGET_HAS_extract_i64
+ && TCG_TARGET_extract_i64_valid(ofs, len)) {
+ tcg_gen_op4ii_i64(INDEX_op_extract_i64, ret, arg, ofs, len);
+ return;
+ }
+
+ /* Assume that zero-extension, if available, is cheaper than a shift. */
+ switch (ofs + len) {
+ case 32:
+ if (TCG_TARGET_HAS_ext32u_i64) {
+ tcg_gen_ext32u_i64(ret, arg);
+ tcg_gen_shri_i64(ret, ret, ofs);
+ return;
+ }
+ break;
+ case 16:
+ if (TCG_TARGET_HAS_ext16u_i64) {
+ tcg_gen_ext16u_i64(ret, arg);
+ tcg_gen_shri_i64(ret, ret, ofs);
+ return;
+ }
+ break;
+ case 8:
+ if (TCG_TARGET_HAS_ext8u_i64) {
+ tcg_gen_ext8u_i64(ret, arg);
+ tcg_gen_shri_i64(ret, ret, ofs);
+ return;
+ }
+ break;
+ }
+
+ /* ??? Ideally we'd know what values are available for immediate AND.
+ Assume that 8 bits are available, plus the special cases of 16 and 32,
+ so that we get ext8u, ext16u, and ext32u. */
+ switch (len) {
+ case 1 ... 8: case 16: case 32:
+ do_shift_and:
+ tcg_gen_shri_i64(ret, arg, ofs);
+ tcg_gen_andi_i64(ret, ret, (1ull << len) - 1);
+ break;
+ default:
+ tcg_gen_shli_i64(ret, arg, 64 - len - ofs);
+ tcg_gen_shri_i64(ret, ret, 64 - len);
+ break;
+ }
+}
+
+void tcg_gen_sextract_i64(TCGv_i64 ret, TCGv_i64 arg,
+ unsigned int ofs, unsigned int len)
+{
+ tcg_debug_assert(ofs < 64);
+ tcg_debug_assert(len > 0);
+ tcg_debug_assert(len <= 64);
+ tcg_debug_assert(ofs + len <= 64);
+
+ /* Canonicalize certain special cases, even if sextract is supported. */
+ if (ofs + len == 64) {
+ tcg_gen_sari_i64(ret, arg, 64 - len);
+ return;
+ }
+ if (ofs == 0) {
+ switch (len) {
+ case 32:
+ tcg_gen_ext32s_i64(ret, arg);
+ return;
+ case 16:
+ tcg_gen_ext16s_i64(ret, arg);
+ return;
+ case 8:
+ tcg_gen_ext8s_i64(ret, arg);
+ return;
+ }
+ }
+
+ if (TCG_TARGET_REG_BITS == 32) {
+ /* Look for a 32-bit extract within one of the two words. */
+ if (ofs >= 32) {
+ tcg_gen_sextract_i32(TCGV_LOW(ret), TCGV_HIGH(arg), ofs - 32, len);
+ } else if (ofs + len <= 32) {
+ tcg_gen_sextract_i32(TCGV_LOW(ret), TCGV_LOW(arg), ofs, len);
+ } else if (ofs == 0) {
+ tcg_gen_mov_i32(TCGV_LOW(ret), TCGV_LOW(arg));
+ tcg_gen_sextract_i32(TCGV_HIGH(ret), TCGV_HIGH(arg), 0, len - 32);
+ return;
+ } else if (len > 32) {
+ TCGv_i32 t = tcg_temp_new_i32();
+ /* Extract the bits for the high word normally. */
+ tcg_gen_sextract_i32(t, TCGV_HIGH(arg), ofs + 32, len - 32);
+ /* Shift the field down for the low part. */
+ tcg_gen_shri_i64(ret, arg, ofs);
+ /* Overwrite the shift into the high part. */
+ tcg_gen_mov_i32(TCGV_HIGH(ret), t);
+ tcg_temp_free_i32(t);
+ return;
+ } else {
+ /* Shift the field down for the low part, such that the
+ field sits at the MSB. */
+ tcg_gen_shri_i64(ret, arg, ofs + len - 32);
+ /* Shift the field down from the MSB, sign extending. */
+ tcg_gen_sari_i32(TCGV_LOW(ret), TCGV_LOW(ret), 32 - len);
+ }
+ /* Sign-extend the field from 32 bits. */
+ tcg_gen_sari_i32(TCGV_HIGH(ret), TCGV_LOW(ret), 31);
+ return;
+ }
+
+ if (TCG_TARGET_HAS_sextract_i64
+ && TCG_TARGET_extract_i64_valid(ofs, len)) {
+ tcg_gen_op4ii_i64(INDEX_op_sextract_i64, ret, arg, ofs, len);
+ return;
+ }
+
+ /* Assume that sign-extension, if available, is cheaper than a shift. */
+ switch (ofs + len) {
+ case 32:
+ if (TCG_TARGET_HAS_ext32s_i64) {
+ tcg_gen_ext32s_i64(ret, arg);
+ tcg_gen_sari_i64(ret, ret, ofs);
+ return;
+ }
+ break;
+ case 16:
+ if (TCG_TARGET_HAS_ext16s_i64) {
+ tcg_gen_ext16s_i64(ret, arg);
+ tcg_gen_sari_i64(ret, ret, ofs);
+ return;
+ }
+ break;
+ case 8:
+ if (TCG_TARGET_HAS_ext8s_i64) {
+ tcg_gen_ext8s_i64(ret, arg);
+ tcg_gen_sari_i64(ret, ret, ofs);
+ return;
+ }
+ break;
+ }
+ switch (len) {
+ case 32:
+ if (TCG_TARGET_HAS_ext32s_i64) {
+ tcg_gen_shri_i64(ret, arg, ofs);
+ tcg_gen_ext32s_i64(ret, ret);
+ return;
+ }
+ break;
+ case 16:
+ if (TCG_TARGET_HAS_ext16s_i64) {
+ tcg_gen_shri_i64(ret, arg, ofs);
+ tcg_gen_ext16s_i64(ret, ret);
+ return;
+ }
+ break;
+ case 8:
+ if (TCG_TARGET_HAS_ext8s_i64) {
+ tcg_gen_shri_i64(ret, arg, ofs);
+ tcg_gen_ext8s_i64(ret, ret);
+ return;
+ }
+ break;
+ }
+ tcg_gen_shli_i64(ret, arg, 64 - len - ofs);
+ tcg_gen_sari_i64(ret, ret, 64 - len);
+}
+
void tcg_gen_movcond_i64(TCGCond cond, TCGv_i64 ret, TCGv_i64 c1,
TCGv_i64 c2, TCGv_i64 v1, TCGv_i64 v2)
{
diff --git a/tcg/tcg-op.h b/tcg/tcg-op.h
index 6d044b7c5b..b515e6f06f 100644
--- a/tcg/tcg-op.h
+++ b/tcg/tcg-op.h
@@ -292,6 +292,10 @@ void tcg_gen_rotr_i32(TCGv_i32 ret, TCGv_i32 arg1, TCGv_i32 arg2);
void tcg_gen_rotri_i32(TCGv_i32 ret, TCGv_i32 arg1, unsigned arg2);
void tcg_gen_deposit_i32(TCGv_i32 ret, TCGv_i32 arg1, TCGv_i32 arg2,
unsigned int ofs, unsigned int len);
+void tcg_gen_extract_i32(TCGv_i32 ret, TCGv_i32 arg,
+ unsigned int ofs, unsigned int len);
+void tcg_gen_sextract_i32(TCGv_i32 ret, TCGv_i32 arg,
+ unsigned int ofs, unsigned int len);
void tcg_gen_brcond_i32(TCGCond cond, TCGv_i32 arg1, TCGv_i32 arg2, TCGLabel *);
void tcg_gen_brcondi_i32(TCGCond cond, TCGv_i32 arg1, int32_t arg2, TCGLabel *);
void tcg_gen_setcond_i32(TCGCond cond, TCGv_i32 ret,
@@ -469,6 +473,10 @@ void tcg_gen_rotr_i64(TCGv_i64 ret, TCGv_i64 arg1, TCGv_i64 arg2);
void tcg_gen_rotri_i64(TCGv_i64 ret, TCGv_i64 arg1, unsigned arg2);
void tcg_gen_deposit_i64(TCGv_i64 ret, TCGv_i64 arg1, TCGv_i64 arg2,
unsigned int ofs, unsigned int len);
+void tcg_gen_extract_i64(TCGv_i64 ret, TCGv_i64 arg,
+ unsigned int ofs, unsigned int len);
+void tcg_gen_sextract_i64(TCGv_i64 ret, TCGv_i64 arg,
+ unsigned int ofs, unsigned int len);
void tcg_gen_brcond_i64(TCGCond cond, TCGv_i64 arg1, TCGv_i64 arg2, TCGLabel *);
void tcg_gen_brcondi_i64(TCGCond cond, TCGv_i64 arg1, int64_t arg2, TCGLabel *);
void tcg_gen_setcond_i64(TCGCond cond, TCGv_i64 ret,
@@ -951,6 +959,8 @@ void tcg_gen_atomic_xor_fetch_i64(TCGv_i64, TCGv, TCGv_i64, TCGArg, TCGMemOp);
#define tcg_gen_rotr_tl tcg_gen_rotr_i64
#define tcg_gen_rotri_tl tcg_gen_rotri_i64
#define tcg_gen_deposit_tl tcg_gen_deposit_i64
+#define tcg_gen_extract_tl tcg_gen_extract_i64
+#define tcg_gen_sextract_tl tcg_gen_sextract_i64
#define tcg_const_tl tcg_const_i64
#define tcg_const_local_tl tcg_const_local_i64
#define tcg_gen_movcond_tl tcg_gen_movcond_i64
@@ -1039,6 +1049,8 @@ void tcg_gen_atomic_xor_fetch_i64(TCGv_i64, TCGv, TCGv_i64, TCGArg, TCGMemOp);
#define tcg_gen_rotr_tl tcg_gen_rotr_i32
#define tcg_gen_rotri_tl tcg_gen_rotri_i32
#define tcg_gen_deposit_tl tcg_gen_deposit_i32
+#define tcg_gen_extract_tl tcg_gen_extract_i32
+#define tcg_gen_sextract_tl tcg_gen_sextract_i32
#define tcg_const_tl tcg_const_i32
#define tcg_const_local_tl tcg_const_local_i32
#define tcg_gen_movcond_tl tcg_gen_movcond_i32
diff --git a/tcg/tcg-opc.h b/tcg/tcg-opc.h
index 45528d2192..11563ac010 100644
--- a/tcg/tcg-opc.h
+++ b/tcg/tcg-opc.h
@@ -77,6 +77,8 @@ DEF(sar_i32, 1, 2, 0, 0)
DEF(rotl_i32, 1, 2, 0, IMPL(TCG_TARGET_HAS_rot_i32))
DEF(rotr_i32, 1, 2, 0, IMPL(TCG_TARGET_HAS_rot_i32))
DEF(deposit_i32, 1, 2, 2, IMPL(TCG_TARGET_HAS_deposit_i32))
+DEF(extract_i32, 1, 1, 2, IMPL(TCG_TARGET_HAS_extract_i32))
+DEF(sextract_i32, 1, 1, 2, IMPL(TCG_TARGET_HAS_sextract_i32))
DEF(brcond_i32, 0, 2, 2, TCG_OPF_BB_END)
@@ -139,6 +141,8 @@ DEF(sar_i64, 1, 2, 0, IMPL64)
DEF(rotl_i64, 1, 2, 0, IMPL64 | IMPL(TCG_TARGET_HAS_rot_i64))
DEF(rotr_i64, 1, 2, 0, IMPL64 | IMPL(TCG_TARGET_HAS_rot_i64))
DEF(deposit_i64, 1, 2, 2, IMPL64 | IMPL(TCG_TARGET_HAS_deposit_i64))
+DEF(extract_i64, 1, 1, 2, IMPL64 | IMPL(TCG_TARGET_HAS_extract_i64))
+DEF(sextract_i64, 1, 1, 2, IMPL64 | IMPL(TCG_TARGET_HAS_sextract_i64))
/* size changing ops */
DEF(ext_i32_i64, 1, 1, 0, IMPL64)
diff --git a/tcg/tcg.h b/tcg/tcg.h
index a35e4c4fd4..5fd3733ed1 100644
--- a/tcg/tcg.h
+++ b/tcg/tcg.h
@@ -112,6 +112,8 @@ typedef uint64_t TCGRegSet;
#define TCG_TARGET_HAS_nand_i64 0
#define TCG_TARGET_HAS_nor_i64 0
#define TCG_TARGET_HAS_deposit_i64 0
+#define TCG_TARGET_HAS_extract_i64 0
+#define TCG_TARGET_HAS_sextract_i64 0
#define TCG_TARGET_HAS_movcond_i64 0
#define TCG_TARGET_HAS_add2_i64 0
#define TCG_TARGET_HAS_sub2_i64 0
@@ -130,6 +132,12 @@ typedef uint64_t TCGRegSet;
#ifndef TCG_TARGET_deposit_i64_valid
#define TCG_TARGET_deposit_i64_valid(ofs, len) 1
#endif
+#ifndef TCG_TARGET_extract_i32_valid
+#define TCG_TARGET_extract_i32_valid(ofs, len) 1
+#endif
+#ifndef TCG_TARGET_extract_i64_valid
+#define TCG_TARGET_extract_i64_valid(ofs, len) 1
+#endif
/* Only one of DIV or DIV2 should be defined. */
#if defined(TCG_TARGET_HAS_div_i32)
diff --git a/tcg/tci/tcg-target.h b/tcg/tci/tcg-target.h
index 868228b2e7..20650428a8 100644
--- a/tcg/tci/tcg-target.h
+++ b/tcg/tci/tcg-target.h
@@ -69,6 +69,8 @@
#define TCG_TARGET_HAS_ext16u_i32 1
#define TCG_TARGET_HAS_andc_i32 0
#define TCG_TARGET_HAS_deposit_i32 1
+#define TCG_TARGET_HAS_extract_i32 0
+#define TCG_TARGET_HAS_sextract_i32 0
#define TCG_TARGET_HAS_eqv_i32 0
#define TCG_TARGET_HAS_nand_i32 0
#define TCG_TARGET_HAS_nor_i32 0
@@ -88,6 +90,8 @@
#define TCG_TARGET_HAS_bswap32_i64 1
#define TCG_TARGET_HAS_bswap64_i64 1
#define TCG_TARGET_HAS_deposit_i64 1
+#define TCG_TARGET_HAS_extract_i64 0
+#define TCG_TARGET_HAS_sextract_i64 0
#define TCG_TARGET_HAS_div_i64 0
#define TCG_TARGET_HAS_rem_i64 0
#define TCG_TARGET_HAS_ext8s_i64 1
generated by cgit v1.2.3 (git 2.26.2) at 2024-12-03 16:32:12 +0000