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authorPeter Maydell <peter.maydell@linaro.org>2020-02-24 15:22:14 +0000
committerPeter Maydell <peter.maydell@linaro.org>2020-02-24 15:22:14 +0000
commitb748e08aa0f3d3d9931bb08ac6b28a707cdd0426 (patch)
tree1b0960929b15df8750c604c46e01d6e436aed767
parentb5181cf53547c7fb1b54db6d159c39a1e88f9eb6 (diff)
aarch64.risu: Add patterns for v8.3-RCPC and v8.4-RCPC insns
Add patterns for the new instructions in the v8.3-RCPC and v8.4-RCPC extensions. Signed-off-by: Peter Maydell <peter.maydell@linaro.org> Reviewed-by: Alex Bennée <alex.bennee@linaro.org>
-rw-r--r--aarch64.risu32
1 files changed, 32 insertions, 0 deletions
diff --git a/aarch64.risu b/aarch64.risu
index c4eda7a..8f08cd0 100644
--- a/aarch64.risu
+++ b/aarch64.risu
@@ -3019,3 +3019,35 @@ SM3TT2B A64_V 1100 1110 010 rm:5 10 imm:2 11 rn:5 rd:5
XAR A64_V 1100 1110 100 rm:5 imm:6 rn:5 rd:5
@
+
+# v8.3-RCPC instructions
+@v8_3_rcpc
+
+# LDAPR, LDAPRH, LDAPRB
+# As usual, the $rn != $rt constraint is risu-imposed, not architectural
+LDAPR A64 sz:2 111000 101 11111 1100 00 rn:5 rt:5 \
+!constraints { $rn != 31 && $rn != $rt } \
+!memory { align(1 << $sz); reg_plus_imm($rn, 0); }
+
+@
+
+# v8.4-RCPC instructions
+# As usual, the $rn != $rt constraint is risu-imposed, not architectural
+@v8_4_rcpc
+STLUR A64 sz:2 011001 00 0 imm:9 00 rn:5 rt:5 \
+!constraints { $rn != 31 && $rn != $rt } \
+!memory { align(1 << $sz); reg_plus_imm($rn, $imm); }
+
+LDAPUR A64 sz:2 011001 01 0 imm:9 00 rn:5 rt:5 \
+!constraints { $rn != 31 && $rn != $rt } \
+!memory { align(1 << $sz); reg_plus_imm($rn, $imm); }
+
+LDAPURS64 A64 sz:2 011001 10 0 imm:9 00 rn:5 rt:5 \
+!constraints { $rn != 31 && $rn != $rt && $sz != 3 } \
+!memory { align(1 << $sz); reg_plus_imm($rn, $imm); }
+
+LDAPURS32 A64 sz:2 011001 11 0 imm:9 00 rn:5 rt:5 \
+!constraints { $rn != 31 && $rn != $rt && $sz < 2 } \
+!memory { align(1 << $sz); reg_plus_imm($rn, $imm); }
+
+@