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Revert r142618, r142622, and r142624, which were based on an incorrect reading of...
authorOwen Anderson <resistor@mac.com>
Thu, 20 Oct 2011 22:23:58 +0000 (22:23 +0000)
committerOwen Anderson <resistor@mac.com>
Thu, 20 Oct 2011 22:23:58 +0000 (22:23 +0000)
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@142626 91177308-0d34-0410-b5e6-96231b3b80d8

lib/Target/ARM/ARMInstrInfo.td patch | blob | history
test/MC/ARM/basic-arm-instructions.s patch | blob | history
test/MC/Disassembler/ARM/arm-tests.txt patch | blob | history
test/MC/Disassembler/ARM/basic-arm-instructions.txt patch | blob | history

diff --git a/lib/Target/ARM/ARMInstrInfo.td b/lib/Target/ARM/ARMInstrInfo.td
index d5f0c0a3b34a112d0a7a0e2ff744d6e863912105..b9cbc83f21716bdb90d2edab3399e05e19bf7530 100644 (file)
--- a/lib/Target/ARM/ARMInstrInfo.td
+++ b/lib/Target/ARM/ARMInstrInfo.td
@@ -4562,13 +4562,8 @@ def MRSsys : ABI<0b0001, (outs GPR:$Rd), (ins), NoItinerary,
 // same and the assembly parser has no way to distinguish between them. The mask
 // operand contains the special register (R Bit) in bit 4 and bits 3-0 contains
 // the mask with the fields to be accessed in the special register.
-//
-// NOTE: There are separate versions of these instructions for M-class versus
-// AR-class processors.  M-class processors can accept a wider range of
-// mask values than AR-class processors can.
-def MSRm : ABI<0b0001, (outs), (ins msr_mask:$mask, GPR:$Rn), NoItinerary,
-              "msr", "\t$mask, $Rn", []>,
-          Requires<[IsMClass]> {
+def MSR : ABI<0b0001, (outs), (ins msr_mask:$mask, GPR:$Rn), NoItinerary,
+              "msr", "\t$mask, $Rn", []> {
   bits<5> mask;
   bits<4> Rn;
 
@@ -4581,9 +4576,8 @@ def MSRm : ABI<0b0001, (outs), (ins msr_mask:$mask, GPR:$Rn), NoItinerary,
   let Inst{3-0} = Rn;
 }
 
-def MSRmi : ABI<0b0011, (outs), (ins msr_mask:$mask,  so_imm:$a), NoItinerary,
-               "msr", "\t$mask, $a", []>,
-           Requires<[IsMClass]> {
+def MSRi : ABI<0b0011, (outs), (ins msr_mask:$mask,  so_imm:$a), NoItinerary,
+               "msr", "\t$mask, $a", []> {
   bits<5> mask;
   bits<12> a;
 
@@ -4595,38 +4589,6 @@ def MSRmi : ABI<0b0011, (outs), (ins msr_mask:$mask,  so_imm:$a), NoItinerary,
   let Inst{11-0} = a;
 }
 
-def MSRar : ABI<0b0001, (outs), (ins msr_mask:$mask, GPR:$Rn), NoItinerary,
-              "msr", "\t$mask, $Rn", []>,
-          Requires<[IsARClass]> {
-  bits<5> mask;
-  bits<4> Rn;
-
-  let Inst{23} = 0;
-  let Inst{22} = 0;
-  let Inst{21-20} = 0b10;
-  let Inst{19-18} = mask{3-2};
-  let Inst{17-16} = 0b00;
-  let Inst{15-12} = 0b1111;
-  let Inst{11-4} = 0b00000000;
-  let Inst{3-0} = Rn;
-}
-
-def MSRari : ABI<0b0011, (outs), (ins msr_mask:$mask,  so_imm:$a), NoItinerary,
-               "msr", "\t$mask, $a", []>,
-           Requires<[IsARClass]> {
-  bits<5> mask;
-  bits<12> a;
-
-  let Inst{23} = 0;
-  let Inst{22} = 0;
-  let Inst{21-20} = 0b10;
-  let Inst{19-18} = mask{3-2};
-  let Inst{17-16} = 0b00;
-  let Inst{15-12} = 0b1111;
-  let Inst{11-0} = a;
-}
-
-
 //===----------------------------------------------------------------------===//
 // TLS Instructions
 //
diff --git a/test/MC/ARM/basic-arm-instructions.s b/test/MC/ARM/basic-arm-instructions.s
index 66408820246ca57f23ae75ad205f6f6583168cd8..55d9f02619508ec28efe862415c443634cc8b8a5 100644 (file)
--- a/test/MC/ARM/basic-arm-instructions.s
+++ b/test/MC/ARM/basic-arm-instructions.s
@@ -928,15 +928,15 @@ Lforward:
 @ CHECK: msr   APSR_nzcvq, #5          @ encoding: [0x05,0xf0,0x28,0xe3]
 @ CHECK: msr   APSR_nzcvq, #5          @ encoding: [0x05,0xf0,0x28,0xe3]
 @ CHECK: msr   APSR_nzcvqg, #5         @ encoding: [0x05,0xf0,0x2c,0xe3]
-@ CHECK: msr   CPSR_fc, #5             @ encoding: [0x05,0xf0,0x28,0xe3]
-@ CHECK: msr   CPSR_c, #5              @ encoding: [0x05,0xf0,0x20,0xe3]
-@ CHECK: msr   CPSR_x, #5              @ encoding: [0x05,0xf0,0x20,0xe3]
-@ CHECK: msr   CPSR_fc, #5             @ encoding: [0x05,0xf0,0x28,0xe3]
-@ CHECK: msr   CPSR_fc, #5             @ encoding: [0x05,0xf0,0x28,0xe3]
-@ CHECK: msr   CPSR_fsx, #5            @ encoding: [0x05,0xf0,0x2c,0xe3]
-@ CHECK: msr   SPSR_fc, #5             @ encoding: [0x05,0xf0,0x28,0xe3]
-@ CHECK: msr   SPSR_fsxc, #5           @ encoding: [0x05,0xf0,0x2c,0xe3]
-@ CHECK: msr   CPSR_fsxc, #5           @ encoding: [0x05,0xf0,0x2c,0xe3]
+@ CHECK: msr   CPSR_fc, #5             @ encoding: [0x05,0xf0,0x29,0xe3]
+@ CHECK: msr   CPSR_c, #5              @ encoding: [0x05,0xf0,0x21,0xe3]
+@ CHECK: msr   CPSR_x, #5              @ encoding: [0x05,0xf0,0x22,0xe3]
+@ CHECK: msr   CPSR_fc, #5             @ encoding: [0x05,0xf0,0x29,0xe3]
+@ CHECK: msr   CPSR_fc, #5             @ encoding: [0x05,0xf0,0x29,0xe3]
+@ CHECK: msr   CPSR_fsx, #5            @ encoding: [0x05,0xf0,0x2e,0xe3]
+@ CHECK: msr   SPSR_fc, #5             @ encoding: [0x05,0xf0,0x69,0xe3]
+@ CHECK: msr   SPSR_fsxc, #5           @ encoding: [0x05,0xf0,0x6f,0xe3]
+@ CHECK: msr   CPSR_fsxc, #5           @ encoding: [0x05,0xf0,0x2f,0xe3]
 
         msr  apsr, r0
         msr  apsr_g, r0
@@ -958,15 +958,15 @@ Lforward:
 @ CHECK: msr  APSR_nzcvq, r0            @ encoding: [0x00,0xf0,0x28,0xe1]
 @ CHECK: msr  APSR_nzcvq, r0            @ encoding: [0x00,0xf0,0x28,0xe1]
 @ CHECK: msr  APSR_nzcvqg, r0           @ encoding: [0x00,0xf0,0x2c,0xe1]
-@ CHECK: msr  CPSR_fc, r0               @ encoding: [0x00,0xf0,0x28,0xe1]
-@ CHECK: msr  CPSR_c, r0                @ encoding: [0x00,0xf0,0x20,0xe1]
-@ CHECK: msr  CPSR_x, r0                @ encoding: [0x00,0xf0,0x20,0xe1]
-@ CHECK: msr  CPSR_fc, r0               @ encoding: [0x00,0xf0,0x28,0xe1]
-@ CHECK: msr  CPSR_fc, r0               @ encoding: [0x00,0xf0,0x28,0xe1]
-@ CHECK: msr  CPSR_fsx, r0              @ encoding: [0x00,0xf0,0x2c,0xe1]
-@ CHECK: msr  SPSR_fc, r0               @ encoding: [0x00,0xf0,0x28,0xe1]
-@ CHECK: msr  SPSR_fsxc, r0             @ encoding: [0x00,0xf0,0x2c,0xe1]
-@ CHECK: msr  CPSR_fsxc, r0             @ encoding: [0x00,0xf0,0x2c,0xe1]
+@ CHECK: msr  CPSR_fc, r0               @ encoding: [0x00,0xf0,0x29,0xe1]
+@ CHECK: msr  CPSR_c, r0                @ encoding: [0x00,0xf0,0x21,0xe1]
+@ CHECK: msr  CPSR_x, r0                @ encoding: [0x00,0xf0,0x22,0xe1]
+@ CHECK: msr  CPSR_fc, r0               @ encoding: [0x00,0xf0,0x29,0xe1]
+@ CHECK: msr  CPSR_fc, r0               @ encoding: [0x00,0xf0,0x29,0xe1]
+@ CHECK: msr  CPSR_fsx, r0              @ encoding: [0x00,0xf0,0x2e,0xe1]
+@ CHECK: msr  SPSR_fc, r0               @ encoding: [0x00,0xf0,0x69,0xe1]
+@ CHECK: msr  SPSR_fsxc, r0             @ encoding: [0x00,0xf0,0x6f,0xe1]
+@ CHECK: msr  CPSR_fsxc, r0             @ encoding: [0x00,0xf0,0x2f,0xe1]
 
 @------------------------------------------------------------------------------
 @ MUL
diff --git a/test/MC/Disassembler/ARM/arm-tests.txt b/test/MC/Disassembler/ARM/arm-tests.txt
index 36627a3488183bc0096612522890ad10b04c2725..69a094dd681c336d13ed3a1114229f7ab581baa5 100644 (file)
--- a/test/MC/Disassembler/ARM/arm-tests.txt
+++ b/test/MC/Disassembler/ARM/arm-tests.txt
@@ -161,6 +161,12 @@
 # CHECK: cpsie if, #10
 0xca 0x00 0x0a 0xf1
 
+# CHECK: msr CPSR_fc, r0
+0x00 0xf0 0x29 0xe1
+
+# CHECK:       msrmi   CPSR_c, #4043309056
+0xf1 0xf4 0x21 0x43
+
 # CHECK: rsbs r6, r7, r8
 0x08 0x60 0x77 0xe0
 
diff --git a/test/MC/Disassembler/ARM/basic-arm-instructions.txt b/test/MC/Disassembler/ARM/basic-arm-instructions.txt
index 06aa8f756daa4b7ef105729a54a58a55134be1b3..fc7eda537aba2ac282098485f200e715d09a60a1 100644 (file)
--- a/test/MC/Disassembler/ARM/basic-arm-instructions.txt
+++ b/test/MC/Disassembler/ARM/basic-arm-instructions.txt
@@ -744,21 +744,65 @@
 # MSR
 #------------------------------------------------------------------------------
 
+# CHECK: msr  CPSR_fc, #5
+# CHECK: msr  APSR_g, #5
+# CHECK: msr  APSR_nzcvq, #5
+# CHECK: msr  APSR_nzcvq, #5
+# CHECK: msr  APSR_nzcvqg, #5
+# CHECK: msr  CPSR_fc, #5
 # CHECK: msr  CPSR_c, #5
 # CHECK: msr  CPSR_x, #5
-# CHECK: msr  CPSR_xc, #5
-
+# CHECK: msr  CPSR_fc, #5
+# CHECK: msr  CPSR_fc, #5
+# CHECK: msr  CPSR_fsx, #5
+# CHECK: msr  SPSR_fc, #5
+# CHECK: msr  SPSR_fsxc, #5
+# CHECK: msr  CPSR_fsxc, #5
+
+0x05 0xf0 0x29 0xe3
 0x05 0xf0 0x24 0xe3
 0x05 0xf0 0x28 0xe3
+0x05 0xf0 0x28 0xe3
 0x05 0xf0 0x2c 0xe3
-
+0x05 0xf0 0x29 0xe3
+0x05 0xf0 0x21 0xe3
+0x05 0xf0 0x22 0xe3
+0x05 0xf0 0x29 0xe3
+0x05 0xf0 0x29 0xe3
+0x05 0xf0 0x2e 0xe3
+0x05 0xf0 0x69 0xe3
+0x05 0xf0 0x6f 0xe3
+0x05 0xf0 0x2f 0xe3
+
+# CHECK: msr  CPSR_fc, r0
+# CHECK: msr  APSR_g, r0
+# CHECK: msr  APSR_nzcvq, r0
+# CHECK: msr  APSR_nzcvq, r0
+# CHECK: msr  APSR_nzcvqg, r0
+# CHECK: msr  CPSR_fc, r0
 # CHECK: msr  CPSR_c, r0
 # CHECK: msr  CPSR_x, r0
-# CHECK: msr  CPSR_xc, r0
-
+# CHECK: msr  CPSR_fc, r0
+# CHECK: msr  CPSR_fc, r0
+# CHECK: msr  CPSR_fsx, r0
+# CHECK: msr  SPSR_fc, r0
+# CHECK: msr  SPSR_fsxc, r0
+# CHECK: msr  CPSR_fsxc, r0
+
+0x00 0xf0 0x29 0xe1
 0x00 0xf0 0x24 0xe1
 0x00 0xf0 0x28 0xe1
+0x00 0xf0 0x28 0xe1
 0x00 0xf0 0x2c 0xe1
+0x00 0xf0 0x29 0xe1
+0x00 0xf0 0x21 0xe1
+0x00 0xf0 0x22 0xe1
+0x00 0xf0 0x29 0xe1
+0x00 0xf0 0x29 0xe1
+0x00 0xf0 0x2e 0xe1
+0x00 0xf0 0x69 0xe1
+0x00 0xf0 0x6f 0xe1
+0x00 0xf0 0x2f 0xe1
 
 #------------------------------------------------------------------------------
 # MUL
C/C++ LLVM-based compilers that forbids OOTA behaviors