[PATCH] D148962: [RISCV] Make Zicntr and Zihpm imply Zicsr.

[Craig Topper via Phabricator via cfe-commits]

This revision was landed with ongoing or failed builds.
This revision was automatically updated to reflect the committed changes.
Closed by commit rG3ce3ee616982: [RISCV] Make Zicntr and Zihpm imply Zicsr. (authored by craig.topper).

Repository:
  rG LLVM Github Monorepo

CHANGES SINCE LAST ACTION
  https://reviews.llvm.org/D148962/new/

https://reviews.llvm.org/D148962

Files:
  llvm/lib/Support/RISCVISAInfo.cpp
  llvm/lib/Target/RISCV/RISCVFeatures.td
  llvm/test/CodeGen/RISCV/attributes.ll


Index: llvm/test/CodeGen/RISCV/attributes.ll
===================================================================
--- llvm/test/CodeGen/RISCV/attributes.ll
+++ llvm/test/CodeGen/RISCV/attributes.ll
@@ -205,8 +205,8 @@
 ; RV32ZCF: .attribute 5, "rv32i2p1_zcf1p0"
 ; RV32ZICSR: .attribute 5, "rv32i2p1_zicsr2p0"
 ; RV32ZIFENCEI: .attribute 5, "rv32i2p1_zifencei2p0"
-; RV32ZICNTR: .attribute 5, "rv32i2p1_zicntr1p0"
-; RV32ZIHPM: .attribute 5, "rv32i2p1_zihpm1p0"
+; RV32ZICNTR: .attribute 5, "rv32i2p1_zicntr1p0_zicsr2p0"
+; RV32ZIHPM: .attribute 5, "rv32i2p1_zicsr2p0_zihpm1p0"
 ; RV32ZFA: .attribute 5, "rv32i2p1_f2p2_zicsr2p0_zfa0p2"
 ; RV32ZVBB: .attribute 5, "rv32i2p1_zicsr2p0_zvbb0p5_zve32x1p0_zvl32b1p0"
 ; RV32ZVBC: .attribute 5, "rv32i2p1_zicsr2p0_zvbc0p5_zve32x1p0_zve64x1p0_zvl32b1p0_zvl64b1p0"
@@ -282,8 +282,8 @@
 ; RV64ZCD: .attribute 5, "rv64i2p1_zcd1p0"
 ; RV64ZICSR: .attribute 5, "rv64i2p1_zicsr2p0"
 ; RV64ZIFENCEI: .attribute 5, "rv64i2p1_zifencei2p0"
-; RV64ZICNTR: .attribute 5, "rv64i2p1_zicntr1p0"
-; RV64ZIHPM: .attribute 5, "rv64i2p1_zihpm1p0"
+; RV64ZICNTR: .attribute 5, "rv64i2p1_zicntr1p0_zicsr2p0"
+; RV64ZIHPM: .attribute 5, "rv64i2p1_zicsr2p0_zihpm1p0"
 ; RV64ZFA: .attribute 5, "rv64i2p1_f2p2_zicsr2p0_zfa0p2"
 ; RV64ZVBB: .attribute 5, "rv64i2p1_zicsr2p0_zvbb0p5_zve32x1p0_zvl32b1p0"
 ; RV64ZVBC: .attribute 5, "rv64i2p1_zicsr2p0_zvbc0p5_zve32x1p0_zve64x1p0_zvl32b1p0_zvl64b1p0"
Index: llvm/lib/Target/RISCV/RISCVFeatures.td
===================================================================
--- llvm/lib/Target/RISCV/RISCVFeatures.td
+++ llvm/lib/Target/RISCV/RISCVFeatures.td
@@ -88,11 +88,13 @@
 
 def FeatureStdExtZicntr
     : SubtargetFeature<"zicntr", "HasStdExtZicntr", "true",
-                       "'zicntr' (Base Counters and Timers)">;
+                       "'zicntr' (Base Counters and Timers)",
+                       [FeatureStdExtZicsr]>;
 
 def FeatureStdExtZihpm
     : SubtargetFeature<"zihpm", "HasStdExtZihpm", "true",
-                       "'zihpm' (Hardware Performance Counters)">;
+                       "'zihpm' (Hardware Performance Counters)",
+                       [FeatureStdExtZicsr]>;
 
 def FeatureStdExtZfhmin
     : SubtargetFeature<"zfhmin", "HasStdExtZfhmin", "true",
Index: llvm/lib/Support/RISCVISAInfo.cpp
===================================================================
--- llvm/lib/Support/RISCVISAInfo.cpp
+++ llvm/lib/Support/RISCVISAInfo.cpp
@@ -925,6 +925,8 @@
 static const char *ImpliedExtsZfinx[] = {"zicsr"};
 static const char *ImpliedExtsZhinx[] = {"zfinx"};
 static const char *ImpliedExtsZhinxmin[] = {"zfinx"};
+static const char *ImpliedExtsZicntr[] = {"zicsr"};
+static const char *ImpliedExtsZihpm[] = {"zicsr"};
 static const char *ImpliedExtsZk[] = {"zkn", "zkt", "zkr"};
 static const char *ImpliedExtsZkn[] = {"zbkb", "zbkc", "zbkx",
                                        "zkne", "zknd", "zknh"};
@@ -980,6 +982,8 @@
     {{"zfinx"}, {ImpliedExtsZfinx}},
     {{"zhinx"}, {ImpliedExtsZhinx}},
     {{"zhinxmin"}, {ImpliedExtsZhinxmin}},
+    {{"zicntr"}, {ImpliedExtsZicntr}},
+    {{"zihpm"}, {ImpliedExtsZihpm}},
     {{"zk"}, {ImpliedExtsZk}},
     {{"zkn"}, {ImpliedExtsZkn}},
     {{"zks"}, {ImpliedExtsZks}},


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