[llvm] 9769535 - [AArch64] Update Cortex-A55 SchedModel to improve LDP scheduling

Nicholas Guy via llvm-commits llvm-commits at lists.llvm.org
Fri Jul 16 04:03:15 PDT 2021


Author: Nicholas Guy
Date: 2021-07-16T12:00:57+01:00
New Revision: 9769535efd56680958d8004ddc33f0569e617bdf

URL: https://github.com/llvm/llvm-project/commit/9769535efd56680958d8004ddc33f0569e617bdf
DIFF: https://github.com/llvm/llvm-project/commit/9769535efd56680958d8004ddc33f0569e617bdf.diff

LOG: [AArch64] Update Cortex-A55 SchedModel to improve LDP scheduling

Specifying the latencies of specific LDP variants appears to improve
performance almost universally.

Differential Revision: https://reviews.llvm.org/D105882

Added: 
    

Modified: 
    llvm/lib/Target/AArch64/AArch64SchedA55.td
    llvm/test/tools/llvm-mca/AArch64/Cortex/A55-basic-instructions.s

Removed: 
    


################################################################################
diff  --git a/llvm/lib/Target/AArch64/AArch64SchedA55.td b/llvm/lib/Target/AArch64/AArch64SchedA55.td
index dff70f934575..0e680078c348 100644
--- a/llvm/lib/Target/AArch64/AArch64SchedA55.td
+++ b/llvm/lib/Target/AArch64/AArch64SchedA55.td
@@ -90,6 +90,7 @@ def : WriteRes<WriteLDHi, [CortexA55UnitLd]> { let Latency = 5; }
 def : WriteRes<WriteVLD, [CortexA55UnitLd]> { let Latency = 6;
                                            let ResourceCycles = [3]; }
 def CortexA55WriteVLD1 : SchedWriteRes<[CortexA55UnitLd]> { let Latency = 4; }
+def CortexA55WriteVLD1SI : SchedWriteRes<[CortexA55UnitLd]> { let Latency = 4; let SingleIssue = 1; }
 def CortexA55WriteVLD2 : SchedWriteRes<[CortexA55UnitLd]> { let Latency = 5;
                                                   let ResourceCycles = [2]; }
 def CortexA55WriteVLD3 : SchedWriteRes<[CortexA55UnitLd]> { let Latency = 6;
@@ -105,6 +106,10 @@ def CortexA55WriteVLD7 : SchedWriteRes<[CortexA55UnitLd]> { let Latency = 10;
 def CortexA55WriteVLD8 : SchedWriteRes<[CortexA55UnitLd]> { let Latency = 11;
                                                   let ResourceCycles = [8]; }
 
+def CortexA55WriteLDP1 : SchedWriteRes<[]> { let Latency = 4; }
+def CortexA55WriteLDP2 : SchedWriteRes<[CortexA55UnitLd]> { let Latency = 5; }
+def CortexA55WriteLDP4 : SchedWriteRes<[CortexA55UnitLd, CortexA55UnitLd, CortexA55UnitLd, CortexA55UnitLd, CortexA55UnitLd]> { let Latency = 6; }
+
 // Pre/Post Indexing - Performed as part of address generation
 def : WriteRes<WriteAdr, []> { let Latency = 0; }
 
@@ -227,7 +232,10 @@ def : ReadAdvance<ReadID, 1, [WriteImm,WriteI,
 //---
 // Miscellaneous
 //---
-def : InstRW<[CortexA55WriteVLD2,CortexA55WriteVLD1], (instregex "LDP.*")>;
+def : InstRW<[CortexA55WriteVLD1SI,CortexA55WriteLDP1], (instregex "LDPS?W")>;
+def : InstRW<[CortexA55WriteVLD1,CortexA55WriteLDP1], (instregex "LDPS[^W]")>;
+def : InstRW<[CortexA55WriteVLD1,CortexA55WriteLDP2], (instregex "LDP(X|D)")>;
+def : InstRW<[CortexA55WriteVLD1,CortexA55WriteLDP4], (instregex "LDPQ")>;
 def : InstRW<[WriteI], (instrs COPY)>;
 //---
 // Vector Loads - 64-bit per cycle

diff  --git a/llvm/test/tools/llvm-mca/AArch64/Cortex/A55-basic-instructions.s b/llvm/test/tools/llvm-mca/AArch64/Cortex/A55-basic-instructions.s
index fb74c088437c..9c006316034d 100644
--- a/llvm/test/tools/llvm-mca/AArch64/Cortex/A55-basic-instructions.s
+++ b/llvm/test/tools/llvm-mca/AArch64/Cortex/A55-basic-instructions.s
@@ -2409,63 +2409,63 @@ drps
 # CHECK-NEXT:  1      4     1.00    *                   ldr	q17, [x23, w9, sxtw]
 # CHECK-NEXT:  1      1     1.00           *            str	q18, [x22, w10, sxtw]
 # CHECK-NEXT:  1      4     1.00    *                   ldr	q19, [x21, wzr, sxtw #4]
-# CHECK-NEXT:  2      5     3.00    *                   ldp	w3, w5, [sp]
+# CHECK-NEXT:  2      4     1.00    *                   ldp	w3, w5, [sp]
 # CHECK-NEXT:  1      1     1.00           *            stp	wzr, w9, [sp, #252]
-# CHECK-NEXT:  2      5     3.00    *                   ldp	w2, wzr, [sp, #-256]
-# CHECK-NEXT:  2      5     3.00    *                   ldp	w9, w10, [sp, #4]
-# CHECK-NEXT:  2      5     3.00    *                   ldpsw	x9, x10, [sp, #4]
-# CHECK-NEXT:  2      5     3.00    *                   ldpsw	x9, x10, [x2, #-256]
-# CHECK-NEXT:  2      5     3.00    *                   ldpsw	x20, x30, [sp, #252]
-# CHECK-NEXT:  2      5     3.00    *                   ldp	x21, x29, [x2, #504]
-# CHECK-NEXT:  2      5     3.00    *                   ldp	x22, x23, [x3, #-512]
-# CHECK-NEXT:  2      5     3.00    *                   ldp	x24, x25, [x4, #8]
-# CHECK-NEXT:  2      5     3.00    *                   ldp	s29, s28, [sp, #252]
+# CHECK-NEXT:  2      4     1.00    *                   ldp	w2, wzr, [sp, #-256]
+# CHECK-NEXT:  2      4     1.00    *                   ldp	w9, w10, [sp, #4]
+# CHECK-NEXT:  2      4     1.00    *                   ldpsw	x9, x10, [sp, #4]
+# CHECK-NEXT:  2      4     1.00    *                   ldpsw	x9, x10, [x2, #-256]
+# CHECK-NEXT:  2      4     1.00    *                   ldpsw	x20, x30, [sp, #252]
+# CHECK-NEXT:  2      5     2.00    *                   ldp	x21, x29, [x2, #504]
+# CHECK-NEXT:  2      5     2.00    *                   ldp	x22, x23, [x3, #-512]
+# CHECK-NEXT:  2      5     2.00    *                   ldp	x24, x25, [x4, #8]
+# CHECK-NEXT:  2      4     1.00    *                   ldp	s29, s28, [sp, #252]
 # CHECK-NEXT:  1      1     1.00           *            stp	s27, s26, [sp, #-256]
-# CHECK-NEXT:  2      5     3.00    *                   ldp	s1, s2, [x3, #44]
+# CHECK-NEXT:  2      4     1.00    *                   ldp	s1, s2, [x3, #44]
 # CHECK-NEXT:  1      1     1.00           *            stp	d3, d5, [x9, #504]
 # CHECK-NEXT:  1      1     1.00           *            stp	d7, d11, [x10, #-512]
-# CHECK-NEXT:  2      5     3.00    *                   ldp	d2, d3, [x30, #-8]
+# CHECK-NEXT:  2      5     2.00    *                   ldp	d2, d3, [x30, #-8]
 # CHECK-NEXT:  1      1     1.00           *            stp	q3, q5, [sp]
 # CHECK-NEXT:  1      1     1.00           *            stp	q17, q19, [sp, #1008]
-# CHECK-NEXT:  2      5     3.00    *                   ldp	q23, q29, [x1, #-1024]
-# CHECK-NEXT:  2      5     3.00    *                   ldp	w3, w5, [sp], #0
+# CHECK-NEXT:  2      6     6.00    *                   ldp	q23, q29, [x1, #-1024]
+# CHECK-NEXT:  2      4     1.00    *                   ldp	w3, w5, [sp], #0
 # CHECK-NEXT:  2      1     1.00           *            stp	wzr, w9, [sp], #252
-# CHECK-NEXT:  2      5     3.00    *                   ldp	w2, wzr, [sp], #-256
-# CHECK-NEXT:  2      5     3.00    *                   ldp	w9, w10, [sp], #4
-# CHECK-NEXT:  2      5     3.00    *                   ldpsw	x9, x10, [sp], #4
-# CHECK-NEXT:  2      5     3.00    *                   ldpsw	x9, x10, [x2], #-256
-# CHECK-NEXT:  2      5     3.00    *                   ldpsw	x20, x30, [sp], #252
-# CHECK-NEXT:  2      5     3.00    *                   ldp	x21, x29, [x2], #504
-# CHECK-NEXT:  2      5     3.00    *                   ldp	x22, x23, [x3], #-512
-# CHECK-NEXT:  2      5     3.00    *                   ldp	x24, x25, [x4], #8
-# CHECK-NEXT:  2      5     3.00    *                   ldp	s29, s28, [sp], #252
+# CHECK-NEXT:  2      4     1.00    *                   ldp	w2, wzr, [sp], #-256
+# CHECK-NEXT:  2      4     1.00    *                   ldp	w9, w10, [sp], #4
+# CHECK-NEXT:  2      4     1.00    *                   ldpsw	x9, x10, [sp], #4
+# CHECK-NEXT:  2      4     1.00    *                   ldpsw	x9, x10, [x2], #-256
+# CHECK-NEXT:  2      4     1.00    *                   ldpsw	x20, x30, [sp], #252
+# CHECK-NEXT:  2      5     2.00    *                   ldp	x21, x29, [x2], #504
+# CHECK-NEXT:  2      5     2.00    *                   ldp	x22, x23, [x3], #-512
+# CHECK-NEXT:  2      5     2.00    *                   ldp	x24, x25, [x4], #8
+# CHECK-NEXT:  2      4     1.00    *                   ldp	s29, s28, [sp], #252
 # CHECK-NEXT:  2      1     1.00           *            stp	s27, s26, [sp], #-256
-# CHECK-NEXT:  2      5     3.00    *                   ldp	s1, s2, [x3], #44
+# CHECK-NEXT:  2      4     1.00    *                   ldp	s1, s2, [x3], #44
 # CHECK-NEXT:  2      1     1.00           *            stp	d3, d5, [x9], #504
 # CHECK-NEXT:  2      1     1.00           *            stp	d7, d11, [x10], #-512
-# CHECK-NEXT:  2      5     3.00    *                   ldp	d2, d3, [x30], #-8
+# CHECK-NEXT:  2      5     2.00    *                   ldp	d2, d3, [x30], #-8
 # CHECK-NEXT:  2      1     1.00           *            stp	q3, q5, [sp], #0
 # CHECK-NEXT:  2      1     1.00           *            stp	q17, q19, [sp], #1008
-# CHECK-NEXT:  2      5     3.00    *                   ldp	q23, q29, [x1], #-1024
-# CHECK-NEXT:  2      5     3.00    *                   ldp	w3, w5, [sp, #0]!
+# CHECK-NEXT:  2      6     6.00    *                   ldp	q23, q29, [x1], #-1024
+# CHECK-NEXT:  2      4     1.00    *                   ldp	w3, w5, [sp, #0]!
 # CHECK-NEXT:  2      1     1.00           *            stp	wzr, w9, [sp, #252]!
-# CHECK-NEXT:  2      5     3.00    *                   ldp	w2, wzr, [sp, #-256]!
-# CHECK-NEXT:  2      5     3.00    *                   ldp	w9, w10, [sp, #4]!
-# CHECK-NEXT:  2      5     3.00    *                   ldpsw	x9, x10, [sp, #4]!
-# CHECK-NEXT:  2      5     3.00    *                   ldpsw	x9, x10, [x2, #-256]!
-# CHECK-NEXT:  2      5     3.00    *                   ldpsw	x20, x30, [sp, #252]!
-# CHECK-NEXT:  2      5     3.00    *                   ldp	x21, x29, [x2, #504]!
-# CHECK-NEXT:  2      5     3.00    *                   ldp	x22, x23, [x3, #-512]!
-# CHECK-NEXT:  2      5     3.00    *                   ldp	x24, x25, [x4, #8]!
-# CHECK-NEXT:  2      5     3.00    *                   ldp	s29, s28, [sp, #252]!
+# CHECK-NEXT:  2      4     1.00    *                   ldp	w2, wzr, [sp, #-256]!
+# CHECK-NEXT:  2      4     1.00    *                   ldp	w9, w10, [sp, #4]!
+# CHECK-NEXT:  2      4     1.00    *                   ldpsw	x9, x10, [sp, #4]!
+# CHECK-NEXT:  2      4     1.00    *                   ldpsw	x9, x10, [x2, #-256]!
+# CHECK-NEXT:  2      4     1.00    *                   ldpsw	x20, x30, [sp, #252]!
+# CHECK-NEXT:  2      5     2.00    *                   ldp	x21, x29, [x2, #504]!
+# CHECK-NEXT:  2      5     2.00    *                   ldp	x22, x23, [x3, #-512]!
+# CHECK-NEXT:  2      5     2.00    *                   ldp	x24, x25, [x4, #8]!
+# CHECK-NEXT:  2      4     1.00    *                   ldp	s29, s28, [sp, #252]!
 # CHECK-NEXT:  2      1     1.00           *            stp	s27, s26, [sp, #-256]!
-# CHECK-NEXT:  2      5     3.00    *                   ldp	s1, s2, [x3, #44]!
+# CHECK-NEXT:  2      4     1.00    *                   ldp	s1, s2, [x3, #44]!
 # CHECK-NEXT:  2      1     1.00           *            stp	d3, d5, [x9, #504]!
 # CHECK-NEXT:  2      1     1.00           *            stp	d7, d11, [x10, #-512]!
-# CHECK-NEXT:  2      5     3.00    *                   ldp	d2, d3, [x30, #-8]!
+# CHECK-NEXT:  2      5     2.00    *                   ldp	d2, d3, [x30, #-8]!
 # CHECK-NEXT:  2      1     1.00           *            stp	q3, q5, [sp, #0]!
 # CHECK-NEXT:  2      1     1.00           *            stp	q17, q19, [sp, #1008]!
-# CHECK-NEXT:  2      5     3.00    *                   ldp	q23, q29, [x1, #-1024]!
+# CHECK-NEXT:  2      6     6.00    *                   ldp	q23, q29, [x1, #-1024]!
 # CHECK-NEXT:  2      5     2.00    *                   ldnp	w3, w5, [sp]
 # CHECK-NEXT:  1      1     1.00           *            stnp	wzr, w9, [sp, #252]
 # CHECK-NEXT:  2      5     2.00    *                   ldnp	w2, wzr, [sp, #-256]
@@ -2556,7 +2556,7 @@ drps
 
 # CHECK:      Resource pressure per iteration:
 # CHECK-NEXT: [0.0]  [0.1]  [1]    [2]    [3.0]  [3.1]  [4]    [5.0]  [5.1]  [6]    [7]    [8]
-# CHECK-NEXT: 232.50 232.50 22.00  32.00  110.50 110.50 87.00  6.00   6.00   361.00 51.00  128.00
+# CHECK-NEXT: 232.50 232.50 22.00  32.00  110.50 110.50 87.00  6.00   6.00   310.00 51.00  128.00
 
 # CHECK:      Resource pressure by instruction:
 # CHECK-NEXT: [0.0]  [0.1]  [1]    [2]    [3.0]  [3.1]  [4]    [5.0]  [5.1]  [6]    [7]    [8]    Instructions:
@@ -3592,63 +3592,63 @@ drps
 # CHECK-NEXT:  -      -      -      -      -      -      -      -      -     1.00    -      -     ldr	q17, [x23, w9, sxtw]
 # CHECK-NEXT:  -      -      -      -      -      -      -      -      -      -      -     1.00   str	q18, [x22, w10, sxtw]
 # CHECK-NEXT:  -      -      -      -      -      -      -      -      -     1.00    -      -     ldr	q19, [x21, wzr, sxtw #4]
-# CHECK-NEXT:  -      -      -      -      -      -      -      -      -     3.00    -      -     ldp	w3, w5, [sp]
+# CHECK-NEXT:  -      -      -      -      -      -      -      -      -     1.00    -      -     ldp	w3, w5, [sp]
 # CHECK-NEXT:  -      -      -      -      -      -      -      -      -      -      -     1.00   stp	wzr, w9, [sp, #252]
-# CHECK-NEXT:  -      -      -      -      -      -      -      -      -     3.00    -      -     ldp	w2, wzr, [sp, #-256]
-# CHECK-NEXT:  -      -      -      -      -      -      -      -      -     3.00    -      -     ldp	w9, w10, [sp, #4]
-# CHECK-NEXT:  -      -      -      -      -      -      -      -      -     3.00    -      -     ldpsw	x9, x10, [sp, #4]
-# CHECK-NEXT:  -      -      -      -      -      -      -      -      -     3.00    -      -     ldpsw	x9, x10, [x2, #-256]
-# CHECK-NEXT:  -      -      -      -      -      -      -      -      -     3.00    -      -     ldpsw	x20, x30, [sp, #252]
-# CHECK-NEXT:  -      -      -      -      -      -      -      -      -     3.00    -      -     ldp	x21, x29, [x2, #504]
-# CHECK-NEXT:  -      -      -      -      -      -      -      -      -     3.00    -      -     ldp	x22, x23, [x3, #-512]
-# CHECK-NEXT:  -      -      -      -      -      -      -      -      -     3.00    -      -     ldp	x24, x25, [x4, #8]
-# CHECK-NEXT:  -      -      -      -      -      -      -      -      -     3.00    -      -     ldp	s29, s28, [sp, #252]
+# CHECK-NEXT:  -      -      -      -      -      -      -      -      -     1.00    -      -     ldp	w2, wzr, [sp, #-256]
+# CHECK-NEXT:  -      -      -      -      -      -      -      -      -     1.00    -      -     ldp	w9, w10, [sp, #4]
+# CHECK-NEXT:  -      -      -      -      -      -      -      -      -     1.00    -      -     ldpsw	x9, x10, [sp, #4]
+# CHECK-NEXT:  -      -      -      -      -      -      -      -      -     1.00    -      -     ldpsw	x9, x10, [x2, #-256]
+# CHECK-NEXT:  -      -      -      -      -      -      -      -      -     1.00    -      -     ldpsw	x20, x30, [sp, #252]
+# CHECK-NEXT:  -      -      -      -      -      -      -      -      -     2.00    -      -     ldp	x21, x29, [x2, #504]
+# CHECK-NEXT:  -      -      -      -      -      -      -      -      -     2.00    -      -     ldp	x22, x23, [x3, #-512]
+# CHECK-NEXT:  -      -      -      -      -      -      -      -      -     2.00    -      -     ldp	x24, x25, [x4, #8]
+# CHECK-NEXT:  -      -      -      -      -      -      -      -      -     1.00    -      -     ldp	s29, s28, [sp, #252]
 # CHECK-NEXT:  -      -      -      -      -      -      -      -      -      -      -     1.00   stp	s27, s26, [sp, #-256]
-# CHECK-NEXT:  -      -      -      -      -      -      -      -      -     3.00    -      -     ldp	s1, s2, [x3, #44]
+# CHECK-NEXT:  -      -      -      -      -      -      -      -      -     1.00    -      -     ldp	s1, s2, [x3, #44]
 # CHECK-NEXT:  -      -      -      -      -      -      -      -      -      -      -     1.00   stp	d3, d5, [x9, #504]
 # CHECK-NEXT:  -      -      -      -      -      -      -      -      -      -      -     1.00   stp	d7, d11, [x10, #-512]
-# CHECK-NEXT:  -      -      -      -      -      -      -      -      -     3.00    -      -     ldp	d2, d3, [x30, #-8]
+# CHECK-NEXT:  -      -      -      -      -      -      -      -      -     2.00    -      -     ldp	d2, d3, [x30, #-8]
 # CHECK-NEXT:  -      -      -      -      -      -      -      -      -      -      -     1.00   stp	q3, q5, [sp]
 # CHECK-NEXT:  -      -      -      -      -      -      -      -      -      -      -     1.00   stp	q17, q19, [sp, #1008]
-# CHECK-NEXT:  -      -      -      -      -      -      -      -      -     3.00    -      -     ldp	q23, q29, [x1, #-1024]
-# CHECK-NEXT:  -      -      -      -      -      -      -      -      -     3.00    -      -     ldp	w3, w5, [sp], #0
+# CHECK-NEXT:  -      -      -      -      -      -      -      -      -     6.00    -      -     ldp	q23, q29, [x1, #-1024]
+# CHECK-NEXT:  -      -      -      -      -      -      -      -      -     1.00    -      -     ldp	w3, w5, [sp], #0
 # CHECK-NEXT:  -      -      -      -      -      -      -      -      -      -      -     1.00   stp	wzr, w9, [sp], #252
-# CHECK-NEXT:  -      -      -      -      -      -      -      -      -     3.00    -      -     ldp	w2, wzr, [sp], #-256
-# CHECK-NEXT:  -      -      -      -      -      -      -      -      -     3.00    -      -     ldp	w9, w10, [sp], #4
-# CHECK-NEXT:  -      -      -      -      -      -      -      -      -     3.00    -      -     ldpsw	x9, x10, [sp], #4
-# CHECK-NEXT:  -      -      -      -      -      -      -      -      -     3.00    -      -     ldpsw	x9, x10, [x2], #-256
-# CHECK-NEXT:  -      -      -      -      -      -      -      -      -     3.00    -      -     ldpsw	x20, x30, [sp], #252
-# CHECK-NEXT:  -      -      -      -      -      -      -      -      -     3.00    -      -     ldp	x21, x29, [x2], #504
-# CHECK-NEXT:  -      -      -      -      -      -      -      -      -     3.00    -      -     ldp	x22, x23, [x3], #-512
-# CHECK-NEXT:  -      -      -      -      -      -      -      -      -     3.00    -      -     ldp	x24, x25, [x4], #8
-# CHECK-NEXT:  -      -      -      -      -      -      -      -      -     3.00    -      -     ldp	s29, s28, [sp], #252
+# CHECK-NEXT:  -      -      -      -      -      -      -      -      -     1.00    -      -     ldp	w2, wzr, [sp], #-256
+# CHECK-NEXT:  -      -      -      -      -      -      -      -      -     1.00    -      -     ldp	w9, w10, [sp], #4
+# CHECK-NEXT:  -      -      -      -      -      -      -      -      -     1.00    -      -     ldpsw	x9, x10, [sp], #4
+# CHECK-NEXT:  -      -      -      -      -      -      -      -      -     1.00    -      -     ldpsw	x9, x10, [x2], #-256
+# CHECK-NEXT:  -      -      -      -      -      -      -      -      -     1.00    -      -     ldpsw	x20, x30, [sp], #252
+# CHECK-NEXT:  -      -      -      -      -      -      -      -      -     2.00    -      -     ldp	x21, x29, [x2], #504
+# CHECK-NEXT:  -      -      -      -      -      -      -      -      -     2.00    -      -     ldp	x22, x23, [x3], #-512
+# CHECK-NEXT:  -      -      -      -      -      -      -      -      -     2.00    -      -     ldp	x24, x25, [x4], #8
+# CHECK-NEXT:  -      -      -      -      -      -      -      -      -     1.00    -      -     ldp	s29, s28, [sp], #252
 # CHECK-NEXT:  -      -      -      -      -      -      -      -      -      -      -     1.00   stp	s27, s26, [sp], #-256
-# CHECK-NEXT:  -      -      -      -      -      -      -      -      -     3.00    -      -     ldp	s1, s2, [x3], #44
+# CHECK-NEXT:  -      -      -      -      -      -      -      -      -     1.00    -      -     ldp	s1, s2, [x3], #44
 # CHECK-NEXT:  -      -      -      -      -      -      -      -      -      -      -     1.00   stp	d3, d5, [x9], #504
 # CHECK-NEXT:  -      -      -      -      -      -      -      -      -      -      -     1.00   stp	d7, d11, [x10], #-512
-# CHECK-NEXT:  -      -      -      -      -      -      -      -      -     3.00    -      -     ldp	d2, d3, [x30], #-8
+# CHECK-NEXT:  -      -      -      -      -      -      -      -      -     2.00    -      -     ldp	d2, d3, [x30], #-8
 # CHECK-NEXT:  -      -      -      -      -      -      -      -      -      -      -     1.00   stp	q3, q5, [sp], #0
 # CHECK-NEXT:  -      -      -      -      -      -      -      -      -      -      -     1.00   stp	q17, q19, [sp], #1008
-# CHECK-NEXT:  -      -      -      -      -      -      -      -      -     3.00    -      -     ldp	q23, q29, [x1], #-1024
-# CHECK-NEXT:  -      -      -      -      -      -      -      -      -     3.00    -      -     ldp	w3, w5, [sp, #0]!
+# CHECK-NEXT:  -      -      -      -      -      -      -      -      -     6.00    -      -     ldp	q23, q29, [x1], #-1024
+# CHECK-NEXT:  -      -      -      -      -      -      -      -      -     1.00    -      -     ldp	w3, w5, [sp, #0]!
 # CHECK-NEXT:  -      -      -      -      -      -      -      -      -      -      -     1.00   stp	wzr, w9, [sp, #252]!
-# CHECK-NEXT:  -      -      -      -      -      -      -      -      -     3.00    -      -     ldp	w2, wzr, [sp, #-256]!
-# CHECK-NEXT:  -      -      -      -      -      -      -      -      -     3.00    -      -     ldp	w9, w10, [sp, #4]!
-# CHECK-NEXT:  -      -      -      -      -      -      -      -      -     3.00    -      -     ldpsw	x9, x10, [sp, #4]!
-# CHECK-NEXT:  -      -      -      -      -      -      -      -      -     3.00    -      -     ldpsw	x9, x10, [x2, #-256]!
-# CHECK-NEXT:  -      -      -      -      -      -      -      -      -     3.00    -      -     ldpsw	x20, x30, [sp, #252]!
-# CHECK-NEXT:  -      -      -      -      -      -      -      -      -     3.00    -      -     ldp	x21, x29, [x2, #504]!
-# CHECK-NEXT:  -      -      -      -      -      -      -      -      -     3.00    -      -     ldp	x22, x23, [x3, #-512]!
-# CHECK-NEXT:  -      -      -      -      -      -      -      -      -     3.00    -      -     ldp	x24, x25, [x4, #8]!
-# CHECK-NEXT:  -      -      -      -      -      -      -      -      -     3.00    -      -     ldp	s29, s28, [sp, #252]!
+# CHECK-NEXT:  -      -      -      -      -      -      -      -      -     1.00    -      -     ldp	w2, wzr, [sp, #-256]!
+# CHECK-NEXT:  -      -      -      -      -      -      -      -      -     1.00    -      -     ldp	w9, w10, [sp, #4]!
+# CHECK-NEXT:  -      -      -      -      -      -      -      -      -     1.00    -      -     ldpsw	x9, x10, [sp, #4]!
+# CHECK-NEXT:  -      -      -      -      -      -      -      -      -     1.00    -      -     ldpsw	x9, x10, [x2, #-256]!
+# CHECK-NEXT:  -      -      -      -      -      -      -      -      -     1.00    -      -     ldpsw	x20, x30, [sp, #252]!
+# CHECK-NEXT:  -      -      -      -      -      -      -      -      -     2.00    -      -     ldp	x21, x29, [x2, #504]!
+# CHECK-NEXT:  -      -      -      -      -      -      -      -      -     2.00    -      -     ldp	x22, x23, [x3, #-512]!
+# CHECK-NEXT:  -      -      -      -      -      -      -      -      -     2.00    -      -     ldp	x24, x25, [x4, #8]!
+# CHECK-NEXT:  -      -      -      -      -      -      -      -      -     1.00    -      -     ldp	s29, s28, [sp, #252]!
 # CHECK-NEXT:  -      -      -      -      -      -      -      -      -      -      -     1.00   stp	s27, s26, [sp, #-256]!
-# CHECK-NEXT:  -      -      -      -      -      -      -      -      -     3.00    -      -     ldp	s1, s2, [x3, #44]!
+# CHECK-NEXT:  -      -      -      -      -      -      -      -      -     1.00    -      -     ldp	s1, s2, [x3, #44]!
 # CHECK-NEXT:  -      -      -      -      -      -      -      -      -      -      -     1.00   stp	d3, d5, [x9, #504]!
 # CHECK-NEXT:  -      -      -      -      -      -      -      -      -      -      -     1.00   stp	d7, d11, [x10, #-512]!
-# CHECK-NEXT:  -      -      -      -      -      -      -      -      -     3.00    -      -     ldp	d2, d3, [x30, #-8]!
+# CHECK-NEXT:  -      -      -      -      -      -      -      -      -     2.00    -      -     ldp	d2, d3, [x30, #-8]!
 # CHECK-NEXT:  -      -      -      -      -      -      -      -      -      -      -     1.00   stp	q3, q5, [sp, #0]!
 # CHECK-NEXT:  -      -      -      -      -      -      -      -      -      -      -     1.00   stp	q17, q19, [sp, #1008]!
-# CHECK-NEXT:  -      -      -      -      -      -      -      -      -     3.00    -      -     ldp	q23, q29, [x1, #-1024]!
+# CHECK-NEXT:  -      -      -      -      -      -      -      -      -     6.00    -      -     ldp	q23, q29, [x1, #-1024]!
 # CHECK-NEXT:  -      -      -      -      -      -      -      -      -     2.00    -      -     ldnp	w3, w5, [sp]
 # CHECK-NEXT:  -      -      -      -      -      -      -      -      -      -      -     1.00   stnp	wzr, w9, [sp, #252]
 # CHECK-NEXT:  -      -      -      -      -      -      -      -      -     2.00    -      -     ldnp	w2, wzr, [sp, #-256]


        


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