1 files changed, 57 insertions, 0 deletions
diff --git a/llvm/test/tools/llvm-mca/X86/Generic/resources-fsgsbase.s b/llvm/test/tools/llvm-mca/X86/Generic/resources-fsgsbase.s
new file mode 100644
index 00000000000..7b0642214ba
--- /dev/null
+++ b/llvm/test/tools/llvm-mca/X86/Generic/resources-fsgsbase.s
@@ -0,0 +1,57 @@
+# NOTE: Assertions have been autogenerated by utils/update_mca_test_checks.py
+# RUN: llvm-mca -mtriple=x86_64-unknown-unknown -mcpu=x86-64 -instruction-tables < %s | FileCheck %s
+
+rdfsbase %eax
+rdfsbase %rax
+
+rdgsbase %eax
+rdgsbase %rax
+
+wrfsbase %edi
+wrfsbase %rdi
+
+wrgsbase %edi
+wrgsbase %rdi
+
+# CHECK:      Instruction Info:
+# CHECK-NEXT: [1]: #uOps
+# CHECK-NEXT: [2]: Latency
+# CHECK-NEXT: [3]: RThroughput
+# CHECK-NEXT: [4]: MayLoad
+# CHECK-NEXT: [5]: MayStore
+# CHECK-NEXT: [6]: HasSideEffects (U)
+
+# CHECK:      [1]    [2]    [3]    [4]    [5]    [6]    Instructions:
+# CHECK-NEXT:  1      100   0.33    *      *      U     rdfsbasel	%eax
+# CHECK-NEXT:  1      100   0.33    *      *      U     rdfsbaseq	%rax
+# CHECK-NEXT:  1      100   0.33    *      *      U     rdgsbasel	%eax
+# CHECK-NEXT:  1      100   0.33    *      *      U     rdgsbaseq	%rax
+# CHECK-NEXT:  1      100   0.33    *      *      U     wrfsbasel	%edi
+# CHECK-NEXT:  1      100   0.33    *      *      U     wrfsbaseq	%rdi
+# CHECK-NEXT:  1      100   0.33    *      *      U     wrgsbasel	%edi
+# CHECK-NEXT:  1      100   0.33    *      *      U     wrgsbaseq	%rdi
+
+# CHECK:      Resources:
+# CHECK-NEXT: [0]   - SBDivider
+# CHECK-NEXT: [1]   - SBFPDivider
+# CHECK-NEXT: [2]   - SBPort0
+# CHECK-NEXT: [3]   - SBPort1
+# CHECK-NEXT: [4]   - SBPort4
+# CHECK-NEXT: [5]   - SBPort5
+# CHECK-NEXT: [6.0] - SBPort23
+# CHECK-NEXT: [6.1] - SBPort23
+
+# CHECK:      Resource pressure per iteration:
+# CHECK-NEXT: [0]    [1]    [2]    [3]    [4]    [5]    [6.0]  [6.1]
+# CHECK-NEXT:  -      -     2.67   2.67    -     2.67    -      -
+
+# CHECK:      Resource pressure by instruction:
+# CHECK-NEXT: [0]    [1]    [2]    [3]    [4]    [5]    [6.0]  [6.1]  Instructions:
+# CHECK-NEXT:  -      -     0.33   0.33    -     0.33    -      -     rdfsbasel	%eax
+# CHECK-NEXT:  -      -     0.33   0.33    -     0.33    -      -     rdfsbaseq	%rax
+# CHECK-NEXT:  -      -     0.33   0.33    -     0.33    -      -     rdgsbasel	%eax
+# CHECK-NEXT:  -      -     0.33   0.33    -     0.33    -      -     rdgsbaseq	%rax
+# CHECK-NEXT:  -      -     0.33   0.33    -     0.33    -      -     wrfsbasel	%edi
+# CHECK-NEXT:  -      -     0.33   0.33    -     0.33    -      -     wrfsbaseq	%rdi
+# CHECK-NEXT:  -      -     0.33   0.33    -     0.33    -      -     wrgsbasel	%edi
+# CHECK-NEXT:  -      -     0.33   0.33    -     0.33    -      -     wrgsbaseq	%rdi