AArch64: implement GICv3 system registers

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@178236 91177308-0d34-0410-b5e6-96231b3b80d8

2 files changed, 284 insertions, 0 deletions

diff --git a/test/MC/AArch64/gicv3-regs-diagnostics.s b/test/MC/AArch64/gicv3-regs-diagnostics.s
new file mode 100644
index 0000000000..e891adbbb3
--- /dev/null
+++ b/test/MC/AArch64/gicv3-regs-diagnostics.s
@@ -0,0 +1,61 @@
+// RUN: llvm-mc -triple aarch64-none-linux-gnu < %s 2>&1 | FileCheck %s
+
+        // Write-only
+        mrs x10, icc_eoir1_el1
+        mrs x7, icc_eoir0_el1
+        mrs x22, icc_dir_el1
+        mrs x24, icc_sgi1r_el1
+        mrs x8, icc_asgi1r_el1
+        mrs x28, icc_sgi0r_el1
+// CHECK: error: expected readable system register
+// CHECK-NEXT:         mrs x10, icc_eoir1_el1
+// CHECK-NEXT:                  ^
+// CHECK-NEXT: error: expected readable system register
+// CHECK-NEXT:         mrs x7, icc_eoir0_el1
+// CHECK-NEXT:                 ^
+// CHECK-NEXT: error: expected readable system register
+// CHECK-NEXT:         mrs x22, icc_dir_el1
+// CHECK-NEXT:                  ^
+// CHECK-NEXT: error: expected readable system register
+// CHECK-NEXT:         mrs x24, icc_sgi1r_el1
+// CHECK-NEXT:                  ^
+// CHECK-NEXT: error: expected readable system register
+// CHECK-NEXT:         mrs x8, icc_asgi1r_el1
+// CHECK-NEXT:                 ^
+// CHECK-NEXT: error: expected readable system register
+// CHECK-NEXT:         mrs x28, icc_sgi0r_el1
+// CHECK-NEXT:                  ^
+
+        // Read-only
+        msr icc_iar1_el1, x16
+        msr icc_iar0_el1, x19
+        msr icc_hppir1_el1, x29
+        msr icc_hppir0_el1, x14
+        msr icc_rpr_el1, x6
+        msr ich_vtr_el2, x8
+        msr ich_eisr_el2, x22
+        msr ich_elsr_el2, x8
+// CHECK: error: expected writable system register or pstate
+// CHECK-NEXT:         msr icc_iar1_el1, x16
+// CHECK-NEXT:             ^
+// CHECK-NEXT: error: expected writable system register or pstate
+// CHECK-NEXT:         msr icc_iar0_el1, x19
+// CHECK-NEXT:             ^
+// CHECK-NEXT: error: expected writable system register or pstate
+// CHECK-NEXT:         msr icc_hppir1_el1, x29
+// CHECK-NEXT:             ^
+// CHECK-NEXT: error: expected writable system register or pstate
+// CHECK-NEXT:         msr icc_hppir0_el1, x14
+// CHECK-NEXT:             ^
+// CHECK-NEXT: error: expected writable system register or pstate
+// CHECK-NEXT:         msr icc_rpr_el1, x6
+// CHECK-NEXT:             ^
+// CHECK-NEXT: error: expected writable system register or pstate
+// CHECK-NEXT:         msr ich_vtr_el2, x8
+// CHECK-NEXT:             ^
+// CHECK-NEXT: error: expected writable system register or pstate
+// CHECK-NEXT:         msr ich_eisr_el2, x22
+// CHECK-NEXT:             ^
+// CHECK-NEXT: error: expected writable system register or pstate
+// CHECK-NEXT:         msr ich_elsr_el2, x8
+// CHECK-NEXT:             ^
diff --git a/test/MC/AArch64/gicv3-regs.s b/test/MC/AArch64/gicv3-regs.s
new file mode 100644
index 0000000000..f7776514da
--- /dev/null
+++ b/test/MC/AArch64/gicv3-regs.s
@@ -0,0 +1,223 @@
+ // RUN: llvm-mc -triple aarch64-none-linux-gnu -show-encoding < %s | FileCheck %s
+
+        mrs x8, icc_iar1_el1
+        mrs x26, icc_iar0_el1
+        mrs x2, icc_hppir1_el1
+        mrs x17, icc_hppir0_el1
+        mrs x29, icc_rpr_el1
+        mrs x4, ich_vtr_el2
+        mrs x24, ich_eisr_el2
+        mrs x9, ich_elsr_el2
+        mrs x24, icc_bpr1_el1
+        mrs x14, icc_bpr0_el1
+        mrs x19, icc_pmr_el1
+        mrs x23, icc_ctlr_el1
+        mrs x20, icc_ctlr_el3
+        mrs x28, icc_sre_el1
+        mrs x25, icc_sre_el2
+        mrs x8, icc_sre_el3
+        mrs x22, icc_igrpen0_el1
+        mrs x5, icc_igrpen1_el1
+        mrs x7, icc_igrpen1_el3
+        mrs x22, icc_seien_el1
+        mrs x4, icc_ap0r0_el1
+        mrs x11, icc_ap0r1_el1
+        mrs x27, icc_ap0r2_el1
+        mrs x21, icc_ap0r3_el1
+        mrs x2, icc_ap1r0_el1
+        mrs x21, icc_ap1r1_el1
+        mrs x10, icc_ap1r2_el1
+        mrs x27, icc_ap1r3_el1
+        mrs x20, ich_ap0r0_el2
+        mrs x21, ich_ap0r1_el2
+        mrs x5, ich_ap0r2_el2
+        mrs x4, ich_ap0r3_el2
+        mrs x15, ich_ap1r0_el2
+        mrs x12, ich_ap1r1_el2
+        mrs x27, ich_ap1r2_el2
+        mrs x20, ich_ap1r3_el2
+        mrs x10, ich_hcr_el2
+        mrs x27, ich_misr_el2
+        mrs x6, ich_vmcr_el2
+        mrs x19, ich_vseir_el2
+        mrs x3, ich_lr0_el2
+        mrs x1, ich_lr1_el2
+        mrs x22, ich_lr2_el2
+        mrs x21, ich_lr3_el2
+        mrs x6, ich_lr4_el2
+        mrs x10, ich_lr5_el2
+        mrs x11, ich_lr6_el2
+        mrs x12, ich_lr7_el2
+        mrs x0, ich_lr8_el2
+        mrs x21, ich_lr9_el2
+        mrs x13, ich_lr10_el2
+        mrs x26, ich_lr11_el2
+        mrs x1, ich_lr12_el2
+        mrs x8, ich_lr13_el2
+        mrs x2, ich_lr14_el2
+        mrs x8, ich_lr15_el2
+// CHECK: mrs      x8, icc_iar1_el1           // encoding: [0x08,0xcc,0x38,0xd5]
+// CHECK: mrs      x26, icc_iar0_el1          // encoding: [0x1a,0xc8,0x38,0xd5]
+// CHECK: mrs      x2, icc_hppir1_el1         // encoding: [0x42,0xcc,0x38,0xd5]
+// CHECK: mrs      x17, icc_hppir0_el1        // encoding: [0x51,0xc8,0x38,0xd5]
+// CHECK: mrs      x29, icc_rpr_el1           // encoding: [0x7d,0xcb,0x38,0xd5]
+// CHECK: mrs      x4, ich_vtr_el2            // encoding: [0x24,0xcb,0x3c,0xd5]
+// CHECK: mrs      x24, ich_eisr_el2          // encoding: [0x78,0xcb,0x3c,0xd5]
+// CHECK: mrs      x9, ich_elsr_el2           // encoding: [0xa9,0xcb,0x3c,0xd5]
+// CHECK: mrs      x24, icc_bpr1_el1          // encoding: [0x78,0xcc,0x38,0xd5]
+// CHECK: mrs      x14, icc_bpr0_el1          // encoding: [0x6e,0xc8,0x38,0xd5]
+// CHECK: mrs      x19, icc_pmr_el1           // encoding: [0x13,0x46,0x38,0xd5]
+// CHECK: mrs      x23, icc_ctlr_el1          // encoding: [0x97,0xcc,0x38,0xd5]
+// CHECK: mrs      x20, icc_ctlr_el3          // encoding: [0x94,0xcc,0x3e,0xd5]
+// CHECK: mrs      x28, icc_sre_el1           // encoding: [0xbc,0xcc,0x38,0xd5]
+// CHECK: mrs      x25, icc_sre_el2           // encoding: [0xb9,0xc9,0x3c,0xd5]
+// CHECK: mrs      x8, icc_sre_el3            // encoding: [0xa8,0xcc,0x3e,0xd5]
+// CHECK: mrs      x22, icc_igrpen0_el1       // encoding: [0xd6,0xcc,0x38,0xd5]
+// CHECK: mrs      x5, icc_igrpen1_el1        // encoding: [0xe5,0xcc,0x38,0xd5]
+// CHECK: mrs      x7, icc_igrpen1_el3        // encoding: [0xe7,0xcc,0x3e,0xd5]
+// CHECK: mrs      x22, icc_seien_el1         // encoding: [0x16,0xcd,0x38,0xd5]
+// CHECK: mrs      x4, icc_ap0r0_el1          // encoding: [0x84,0xc8,0x38,0xd5]
+// CHECK: mrs      x11, icc_ap0r1_el1         // encoding: [0xab,0xc8,0x38,0xd5]
+// CHECK: mrs      x27, icc_ap0r2_el1         // encoding: [0xdb,0xc8,0x38,0xd5]
+// CHECK: mrs      x21, icc_ap0r3_el1         // encoding: [0xf5,0xc8,0x38,0xd5]
+// CHECK: mrs      x2, icc_ap1r0_el1          // encoding: [0x02,0xc9,0x38,0xd5]
+// CHECK: mrs      x21, icc_ap1r1_el1         // encoding: [0x35,0xc9,0x38,0xd5]
+// CHECK: mrs      x10, icc_ap1r2_el1         // encoding: [0x4a,0xc9,0x38,0xd5]
+// CHECK: mrs      x27, icc_ap1r3_el1         // encoding: [0x7b,0xc9,0x38,0xd5]
+// CHECK: mrs      x20, ich_ap0r0_el2         // encoding: [0x14,0xc8,0x3c,0xd5]
+// CHECK: mrs      x21, ich_ap0r1_el2         // encoding: [0x35,0xc8,0x3c,0xd5]
+// CHECK: mrs      x5, ich_ap0r2_el2          // encoding: [0x45,0xc8,0x3c,0xd5]
+// CHECK: mrs      x4, ich_ap0r3_el2          // encoding: [0x64,0xc8,0x3c,0xd5]
+// CHECK: mrs      x15, ich_ap1r0_el2         // encoding: [0x0f,0xc9,0x3c,0xd5]
+// CHECK: mrs      x12, ich_ap1r1_el2         // encoding: [0x2c,0xc9,0x3c,0xd5]
+// CHECK: mrs      x27, ich_ap1r2_el2         // encoding: [0x5b,0xc9,0x3c,0xd5]
+// CHECK: mrs      x20, ich_ap1r3_el2         // encoding: [0x74,0xc9,0x3c,0xd5]
+// CHECK: mrs      x10, ich_hcr_el2           // encoding: [0x0a,0xcb,0x3c,0xd5]
+// CHECK: mrs      x27, ich_misr_el2          // encoding: [0x5b,0xcb,0x3c,0xd5]
+// CHECK: mrs      x6, ich_vmcr_el2           // encoding: [0xe6,0xcb,0x3c,0xd5]
+// CHECK: mrs      x19, ich_vseir_el2         // encoding: [0x93,0xc9,0x3c,0xd5]
+// CHECK: mrs      x3, ich_lr0_el2            // encoding: [0x03,0xcc,0x3c,0xd5]
+// CHECK: mrs      x1, ich_lr1_el2            // encoding: [0x21,0xcc,0x3c,0xd5]
+// CHECK: mrs      x22, ich_lr2_el2           // encoding: [0x56,0xcc,0x3c,0xd5]
+// CHECK: mrs      x21, ich_lr3_el2           // encoding: [0x75,0xcc,0x3c,0xd5]
+// CHECK: mrs      x6, ich_lr4_el2            // encoding: [0x86,0xcc,0x3c,0xd5]
+// CHECK: mrs      x10, ich_lr5_el2           // encoding: [0xaa,0xcc,0x3c,0xd5]
+// CHECK: mrs      x11, ich_lr6_el2           // encoding: [0xcb,0xcc,0x3c,0xd5]
+// CHECK: mrs      x12, ich_lr7_el2           // encoding: [0xec,0xcc,0x3c,0xd5]
+// CHECK: mrs      x0, ich_lr8_el2            // encoding: [0x00,0xcd,0x3c,0xd5]
+// CHECK: mrs      x21, ich_lr9_el2           // encoding: [0x35,0xcd,0x3c,0xd5]
+// CHECK: mrs      x13, ich_lr10_el2          // encoding: [0x4d,0xcd,0x3c,0xd5]
+// CHECK: mrs      x26, ich_lr11_el2          // encoding: [0x7a,0xcd,0x3c,0xd5]
+// CHECK: mrs      x1, ich_lr12_el2           // encoding: [0x81,0xcd,0x3c,0xd5]
+// CHECK: mrs      x8, ich_lr13_el2           // encoding: [0xa8,0xcd,0x3c,0xd5]
+// CHECK: mrs      x2, ich_lr14_el2           // encoding: [0xc2,0xcd,0x3c,0xd5]
+// CHECK: mrs      x8, ich_lr15_el2           // encoding: [0xe8,0xcd,0x3c,0xd5]
+
+        msr icc_eoir1_el1, x27
+        msr icc_eoir0_el1, x5
+        msr icc_dir_el1, x13
+        msr icc_sgi1r_el1, x21
+        msr icc_asgi1r_el1, x25
+        msr icc_sgi0r_el1, x28
+        msr icc_bpr1_el1, x7
+        msr icc_bpr0_el1, x9
+        msr icc_pmr_el1, x29
+        msr icc_ctlr_el1, x24
+        msr icc_ctlr_el3, x0
+        msr icc_sre_el1, x2
+        msr icc_sre_el2, x5
+        msr icc_sre_el3, x10
+        msr icc_igrpen0_el1, x22
+        msr icc_igrpen1_el1, x11
+        msr icc_igrpen1_el3, x8
+        msr icc_seien_el1, x4
+        msr icc_ap0r0_el1, x27
+        msr icc_ap0r1_el1, x5
+        msr icc_ap0r2_el1, x20
+        msr icc_ap0r3_el1, x0
+        msr icc_ap1r0_el1, x2
+        msr icc_ap1r1_el1, x29
+        msr icc_ap1r2_el1, x23
+        msr icc_ap1r3_el1, x11
+        msr ich_ap0r0_el2, x2
+        msr ich_ap0r1_el2, x27
+        msr ich_ap0r2_el2, x7
+        msr ich_ap0r3_el2, x1
+        msr ich_ap1r0_el2, x7
+        msr ich_ap1r1_el2, x12
+        msr ich_ap1r2_el2, x14
+        msr ich_ap1r3_el2, x13
+        msr ich_hcr_el2, x1
+        msr ich_misr_el2, x10
+        msr ich_vmcr_el2, x24
+        msr ich_vseir_el2, x29
+        msr ich_lr0_el2, x26
+        msr ich_lr1_el2, x9
+        msr ich_lr2_el2, x18
+        msr ich_lr3_el2, x26
+        msr ich_lr4_el2, x22
+        msr ich_lr5_el2, x26
+        msr ich_lr6_el2, x27
+        msr ich_lr7_el2, x8
+        msr ich_lr8_el2, x17
+        msr ich_lr9_el2, x19
+        msr ich_lr10_el2, x17
+        msr ich_lr11_el2, x5
+        msr ich_lr12_el2, x29
+        msr ich_lr13_el2, x2
+        msr ich_lr14_el2, x13
+        msr ich_lr15_el2, x27
+// CHECK: msr      icc_eoir1_el1, x27         // encoding: [0x3b,0xcc,0x18,0xd5]
+// CHECK: msr      icc_eoir0_el1, x5          // encoding: [0x25,0xc8,0x18,0xd5]
+// CHECK: msr      icc_dir_el1, x13           // encoding: [0x2d,0xcb,0x18,0xd5]
+// CHECK: msr      icc_sgi1r_el1, x21         // encoding: [0xb5,0xcb,0x18,0xd5]
+// CHECK: msr      icc_asgi1r_el1, x25        // encoding: [0xd9,0xcb,0x18,0xd5]
+// CHECK: msr      icc_sgi0r_el1, x28         // encoding: [0xfc,0xcb,0x18,0xd5]
+// CHECK: msr      icc_bpr1_el1, x7           // encoding: [0x67,0xcc,0x18,0xd5]
+// CHECK: msr      icc_bpr0_el1, x9           // encoding: [0x69,0xc8,0x18,0xd5]
+// CHECK: msr      icc_pmr_el1, x29           // encoding: [0x1d,0x46,0x18,0xd5]
+// CHECK: msr      icc_ctlr_el1, x24          // encoding: [0x98,0xcc,0x18,0xd5]
+// CHECK: msr      icc_ctlr_el3, x0           // encoding: [0x80,0xcc,0x1e,0xd5]
+// CHECK: msr      icc_sre_el1, x2            // encoding: [0xa2,0xcc,0x18,0xd5]
+// CHECK: msr      icc_sre_el2, x5            // encoding: [0xa5,0xc9,0x1c,0xd5]
+// CHECK: msr      icc_sre_el3, x10           // encoding: [0xaa,0xcc,0x1e,0xd5]
+// CHECK: msr      icc_igrpen0_el1, x22       // encoding: [0xd6,0xcc,0x18,0xd5]
+// CHECK: msr      icc_igrpen1_el1, x11       // encoding: [0xeb,0xcc,0x18,0xd5]
+// CHECK: msr      icc_igrpen1_el3, x8        // encoding: [0xe8,0xcc,0x1e,0xd5]
+// CHECK: msr      icc_seien_el1, x4          // encoding: [0x04,0xcd,0x18,0xd5]
+// CHECK: msr      icc_ap0r0_el1, x27         // encoding: [0x9b,0xc8,0x18,0xd5]
+// CHECK: msr      icc_ap0r1_el1, x5          // encoding: [0xa5,0xc8,0x18,0xd5]
+// CHECK: msr      icc_ap0r2_el1, x20         // encoding: [0xd4,0xc8,0x18,0xd5]
+// CHECK: msr      icc_ap0r3_el1, x0          // encoding: [0xe0,0xc8,0x18,0xd5]
+// CHECK: msr      icc_ap1r0_el1, x2          // encoding: [0x02,0xc9,0x18,0xd5]
+// CHECK: msr      icc_ap1r1_el1, x29         // encoding: [0x3d,0xc9,0x18,0xd5]
+// CHECK: msr      icc_ap1r2_el1, x23         // encoding: [0x57,0xc9,0x18,0xd5]
+// CHECK: msr      icc_ap1r3_el1, x11         // encoding: [0x6b,0xc9,0x18,0xd5]
+// CHECK: msr      ich_ap0r0_el2, x2          // encoding: [0x02,0xc8,0x1c,0xd5]
+// CHECK: msr      ich_ap0r1_el2, x27         // encoding: [0x3b,0xc8,0x1c,0xd5]
+// CHECK: msr      ich_ap0r2_el2, x7          // encoding: [0x47,0xc8,0x1c,0xd5]
+// CHECK: msr      ich_ap0r3_el2, x1          // encoding: [0x61,0xc8,0x1c,0xd5]
+// CHECK: msr      ich_ap1r0_el2, x7          // encoding: [0x07,0xc9,0x1c,0xd5]
+// CHECK: msr      ich_ap1r1_el2, x12         // encoding: [0x2c,0xc9,0x1c,0xd5]
+// CHECK: msr      ich_ap1r2_el2, x14         // encoding: [0x4e,0xc9,0x1c,0xd5]
+// CHECK: msr      ich_ap1r3_el2, x13         // encoding: [0x6d,0xc9,0x1c,0xd5]
+// CHECK: msr      ich_hcr_el2, x1            // encoding: [0x01,0xcb,0x1c,0xd5]
+// CHECK: msr      ich_misr_el2, x10          // encoding: [0x4a,0xcb,0x1c,0xd5]
+// CHECK: msr      ich_vmcr_el2, x24          // encoding: [0xf8,0xcb,0x1c,0xd5]
+// CHECK: msr      ich_vseir_el2, x29         // encoding: [0x9d,0xc9,0x1c,0xd5]
+// CHECK: msr      ich_lr0_el2, x26           // encoding: [0x1a,0xcc,0x1c,0xd5]
+// CHECK: msr      ich_lr1_el2, x9            // encoding: [0x29,0xcc,0x1c,0xd5]
+// CHECK: msr      ich_lr2_el2, x18           // encoding: [0x52,0xcc,0x1c,0xd5]
+// CHECK: msr      ich_lr3_el2, x26           // encoding: [0x7a,0xcc,0x1c,0xd5]
+// CHECK: msr      ich_lr4_el2, x22           // encoding: [0x96,0xcc,0x1c,0xd5]
+// CHECK: msr      ich_lr5_el2, x26           // encoding: [0xba,0xcc,0x1c,0xd5]
+// CHECK: msr      ich_lr6_el2, x27           // encoding: [0xdb,0xcc,0x1c,0xd5]
+// CHECK: msr      ich_lr7_el2, x8            // encoding: [0xe8,0xcc,0x1c,0xd5]
+// CHECK: msr      ich_lr8_el2, x17           // encoding: [0x11,0xcd,0x1c,0xd5]
+// CHECK: msr      ich_lr9_el2, x19           // encoding: [0x33,0xcd,0x1c,0xd5]
+// CHECK: msr      ich_lr10_el2, x17          // encoding: [0x51,0xcd,0x1c,0xd5]
+// CHECK: msr      ich_lr11_el2, x5           // encoding: [0x65,0xcd,0x1c,0xd5]
+// CHECK: msr      ich_lr12_el2, x29          // encoding: [0x9d,0xcd,0x1c,0xd5]
+// CHECK: msr      ich_lr13_el2, x2           // encoding: [0xa2,0xcd,0x1c,0xd5]
+// CHECK: msr      ich_lr14_el2, x13          // encoding: [0xcd,0xcd,0x1c,0xd5]
+// CHECK: msr      ich_lr15_el2, x27          // encoding: [0xfb,0xcd,0x1c,0xd5]