[X86][RD]: Adding full coverage of MC encoding for RD isa sets.<NFC>

NFC.
Adding MC regressions tests to cover RDPMC, RDRAND, RDRAND, RDSEED, RDTSCP, DWRFSGS isa sets.
This patch is part of a larger task to cover MC encoding of all X86 isa sets started in revision: https://reviews.llvm.org/D39952

Reviewers: zvi, craig.topper, RKSimon, AndreiGrischenk
Differential Revision: https://reviews.llvm.org/D41328

Change-Id: Ie97b397546e6b1ed180c6abd7b41fccb136d2b82
llvm-svn: 321476

9 files changed, 98 insertions, 0 deletions

diff --git a/llvm/test/MC/X86/RDPMC-32.s b/llvm/test/MC/X86/RDPMC-32.s
new file mode 100644
index 00000000000..5168af3a62c
--- /dev/null
+++ b/llvm/test/MC/X86/RDPMC-32.s
@@ -0,0 +1,6 @@
+// RUN: llvm-mc -triple i386-unknown-unknown --show-encoding %s | FileCheck %s
+
+// CHECK: rdpmc 
+// CHECK: encoding: [0x0f,0x33]          
+rdpmc 
+
diff --git a/llvm/test/MC/X86/RDPMC-64.s b/llvm/test/MC/X86/RDPMC-64.s
new file mode 100644
index 00000000000..56fa3d9fa82
--- /dev/null
+++ b/llvm/test/MC/X86/RDPMC-64.s
@@ -0,0 +1,6 @@
+// RUN: llvm-mc -triple x86_64-unknown-unknown --show-encoding %s | FileCheck %s
+
+// CHECK: rdpmc 
+// CHECK: encoding: [0x0f,0x33]          
+rdpmc 
+
diff --git a/llvm/test/MC/X86/RDRAND-32.s b/llvm/test/MC/X86/RDRAND-32.s
new file mode 100644
index 00000000000..5461ca74eab
--- /dev/null
+++ b/llvm/test/MC/X86/RDRAND-32.s
@@ -0,0 +1,6 @@
+// RUN: llvm-mc -triple i386-unknown-unknown --show-encoding %s | FileCheck %s
+
+// CHECK: rdrandl %eax 
+// CHECK: encoding: [0x0f,0xc7,0xf0]         
+rdrandl %eax 
+
diff --git a/llvm/test/MC/X86/RDRAND-64.s b/llvm/test/MC/X86/RDRAND-64.s
new file mode 100644
index 00000000000..3482c0ecd5c
--- /dev/null
+++ b/llvm/test/MC/X86/RDRAND-64.s
@@ -0,0 +1,14 @@
+// RUN: llvm-mc -triple x86_64-unknown-unknown --show-encoding %s | FileCheck %s
+
+// CHECK: rdrandl %r13d 
+// CHECK: encoding: [0x41,0x0f,0xc7,0xf5]         
+rdrandl %r13d 
+
+// CHECK: rdrandq %r13 
+// CHECK: encoding: [0x49,0x0f,0xc7,0xf5]         
+rdrandq %r13 
+
+// CHECK: rdrandw %r13w 
+// CHECK: encoding: [0x66,0x41,0x0f,0xc7,0xf5]         
+rdrandw %r13w 
+
diff --git a/llvm/test/MC/X86/RDSEED-32.s b/llvm/test/MC/X86/RDSEED-32.s
new file mode 100644
index 00000000000..87be0d502a6
--- /dev/null
+++ b/llvm/test/MC/X86/RDSEED-32.s
@@ -0,0 +1,6 @@
+// RUN: llvm-mc -triple i386-unknown-unknown --show-encoding %s | FileCheck %s
+
+// CHECK: rdseedl %eax 
+// CHECK: encoding: [0x0f,0xc7,0xf8]         
+rdseedl %eax 
+
diff --git a/llvm/test/MC/X86/RDSEED-64.s b/llvm/test/MC/X86/RDSEED-64.s
new file mode 100644
index 00000000000..0d710ceaa5b
--- /dev/null
+++ b/llvm/test/MC/X86/RDSEED-64.s
@@ -0,0 +1,14 @@
+// RUN: llvm-mc -triple x86_64-unknown-unknown --show-encoding %s | FileCheck %s
+
+// CHECK: rdseedl %r13d 
+// CHECK: encoding: [0x41,0x0f,0xc7,0xfd]         
+rdseedl %r13d 
+
+// CHECK: rdseedq %r13 
+// CHECK: encoding: [0x49,0x0f,0xc7,0xfd]         
+rdseedq %r13 
+
+// CHECK: rdseedw %r13w 
+// CHECK: encoding: [0x66,0x41,0x0f,0xc7,0xfd]         
+rdseedw %r13w 
+
diff --git a/llvm/test/MC/X86/RDTSCP-32.s b/llvm/test/MC/X86/RDTSCP-32.s
new file mode 100644
index 00000000000..48232edf7d5
--- /dev/null
+++ b/llvm/test/MC/X86/RDTSCP-32.s
@@ -0,0 +1,6 @@
+// RUN: llvm-mc -triple i386-unknown-unknown --show-encoding %s | FileCheck %s
+
+// CHECK: rdtscp 
+// CHECK: encoding: [0x0f,0x01,0xf9]          
+rdtscp 
+
diff --git a/llvm/test/MC/X86/RDTSCP-64.s b/llvm/test/MC/X86/RDTSCP-64.s
new file mode 100644
index 00000000000..045fd49a273
--- /dev/null
+++ b/llvm/test/MC/X86/RDTSCP-64.s
@@ -0,0 +1,6 @@
+// RUN: llvm-mc -triple x86_64-unknown-unknown --show-encoding %s | FileCheck %s
+
+// CHECK: rdtscp 
+// CHECK: encoding: [0x0f,0x01,0xf9]          
+rdtscp 
+
diff --git a/llvm/test/MC/X86/RDWRFSGS-64.s b/llvm/test/MC/X86/RDWRFSGS-64.s
new file mode 100644
index 00000000000..47314caf867
--- /dev/null
+++ b/llvm/test/MC/X86/RDWRFSGS-64.s
@@ -0,0 +1,34 @@
+// RUN: llvm-mc -triple x86_64-unknown-unknown --show-encoding %s | FileCheck %s
+
+// CHECK: rdfsbasel %r13d 
+// CHECK: encoding: [0xf3,0x41,0x0f,0xae,0xc5]         
+rdfsbasel %r13d 
+
+// CHECK: rdfsbaseq %r13 
+// CHECK: encoding: [0xf3,0x49,0x0f,0xae,0xc5]         
+rdfsbaseq %r13 
+
+// CHECK: rdgsbasel %r13d 
+// CHECK: encoding: [0xf3,0x41,0x0f,0xae,0xcd]         
+rdgsbasel %r13d 
+
+// CHECK: rdgsbaseq %r13 
+// CHECK: encoding: [0xf3,0x49,0x0f,0xae,0xcd]         
+rdgsbaseq %r13 
+
+// CHECK: wrfsbasel %r13d 
+// CHECK: encoding: [0xf3,0x41,0x0f,0xae,0xd5]         
+wrfsbasel %r13d 
+
+// CHECK: wrfsbaseq %r13 
+// CHECK: encoding: [0xf3,0x49,0x0f,0xae,0xd5]         
+wrfsbaseq %r13 
+
+// CHECK: wrgsbasel %r13d 
+// CHECK: encoding: [0xf3,0x41,0x0f,0xae,0xdd]         
+wrgsbasel %r13d 
+
+// CHECK: wrgsbaseq %r13 
+// CHECK: encoding: [0xf3,0x49,0x0f,0xae,0xdd]         
+wrgsbaseq %r13 
+