You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
176 lines
5.8 KiB
176 lines
5.8 KiB
# Basic machine sched model test for Thumb2 int instructions
|
|
# RUN: llc -o /dev/null %s -mtriple=thumbv7-eabi -mcpu=swift -run-pass machine-scheduler -enable-misched -verify-misched \
|
|
# RUN: -debug-only=machine-scheduler 2>&1 | FileCheck %s --check-prefix=CHECK --check-prefix=CHECK_SWIFT
|
|
# RUN: llc -o /dev/null %s -mtriple=thumbv7--eabi -mcpu=cortex-a9 -run-pass machine-scheduler -enable-misched -verify-misched \
|
|
# RUN: -debug-only=machine-scheduler 2>&1 | FileCheck %s --check-prefix=CHECK --check-prefix=CHECK_A9
|
|
# RUN: llc -o /dev/null %s -mtriple=thumbv8r-eabi -mcpu=cortex-r52 -run-pass machine-scheduler -enable-misched -verify-misched \
|
|
# RUN: -debug-only=machine-scheduler 2>&1 | FileCheck %s --check-prefix=CHECK --check-prefix=CHECK_R52
|
|
# REQUIRES: asserts
|
|
--- |
|
|
; ModuleID = 'foo.ll'
|
|
source_filename = "foo.ll"
|
|
target datalayout = "e-m:e-p:32:32-i64:64-v128:64:128-a:0:32-n32-S64"
|
|
target triple = "thumbv7---eabi"
|
|
|
|
@g1 = common global i32 0, align 4
|
|
@g2 = common global i32 0, align 4
|
|
|
|
define i64 @foo(i16 signext %a, i16 signext %b) {
|
|
entry:
|
|
%0 = load i32, i32* @g1, align 4
|
|
%1 = load i32, i32* @g2, align 4
|
|
%2 = add nuw nsw i32 %0, %0
|
|
%3 = sdiv i32 %2, %1
|
|
store i32 %3, i32* @g1, align 4
|
|
%d = mul nsw i16 %a, %a
|
|
%e = mul nsw i16 %b, %b
|
|
%f = add nuw nsw i16 %e, %d
|
|
%c = zext i16 %f to i32
|
|
%mul8 = mul nsw i32 %c, %3
|
|
%mul9 = mul nsw i32 %mul8, %mul8
|
|
%add10 = add nuw nsw i32 %mul9, %mul8
|
|
%conv1130 = zext i32 %add10 to i64
|
|
%mul12 = mul nuw nsw i64 %conv1130, %conv1130
|
|
%mul13 = mul nsw i64 %mul12, %mul12
|
|
%add14 = add nuw nsw i64 %mul13, %mul12
|
|
ret i64 %add14
|
|
}
|
|
#
|
|
# CHECK: ********** MI Scheduling **********
|
|
# CHECK: SU(2): %2:rgpr = t2MOVi32imm @g1
|
|
# CHECK_A9: Latency : 2
|
|
# CHECK_SWIFT: Latency : 2
|
|
# CHECK_R52: Latency : 2
|
|
#
|
|
# CHECK: SU(3): %3:rgpr = t2LDRi12 %2:rgpr, 0, 14, $noreg :: (dereferenceable load 4 from @g1)
|
|
# CHECK_A9: Latency : 1
|
|
# CHECK_SWIFT: Latency : 3
|
|
# CHECK_R52: Latency : 4
|
|
#
|
|
# CHECK: SU(6): %6:rgpr = t2ADDrr %3:rgpr, %3:rgpr, 14, $noreg, $noreg
|
|
# CHECK_A9: Latency : 1
|
|
# CHECK_SWIFT: Latency : 1
|
|
# CHECK_R52: Latency : 3
|
|
|
|
# CHECK: SU(7): %7:rgpr = t2SDIV %6:rgpr, %5:rgpr, 14, $noreg
|
|
# CHECK_A9: Latency : 0
|
|
# CHECK_SWIFT: Latency : 14
|
|
# CHECK_R52: Latency : 8
|
|
|
|
# CHECK: SU(8): t2STRi12 %7:rgpr, %2:rgpr, 0, 14, $noreg :: (store 4 into @g1)
|
|
# CHECK_A9: Latency : 1
|
|
# CHECK_SWIFT: Latency : 0
|
|
# CHECK_R52: Latency : 4
|
|
#
|
|
# CHECK: SU(9): %8:rgpr = t2SMULBB %1:rgpr, %1:rgpr, 14, $noreg
|
|
# CHECK_A9: Latency : 2
|
|
# CHECK_SWIFT: Latency : 4
|
|
# CHECK_R52: Latency : 4
|
|
#
|
|
# CHECK: SU(10): %9:rgpr = t2SMLABB %0:rgpr, %0:rgpr, %8:rgpr, 14, $noreg
|
|
# CHECK_A9: Latency : 2
|
|
# CHECK_SWIFT: Latency : 4
|
|
# CHECK_R52: Latency : 4
|
|
#
|
|
# CHECK: SU(11): %10:rgpr = t2UXTH %9:rgpr, 0, 14, $noreg
|
|
# CHECK_A9: Latency : 1
|
|
# CHECK_SWIFT: Latency : 1
|
|
# CHECK_R52: Latency : 3
|
|
#
|
|
# CHECK: SU(12): %11:rgpr = t2MUL %10:rgpr, %7:rgpr, 14, $noreg
|
|
# CHECK_A9: Latency : 2
|
|
# CHECK_SWIFT: Latency : 4
|
|
# CHECK_R52: Latency : 4
|
|
#
|
|
# CHECK: SU(13): %12:rgpr = t2MLA %11:rgpr, %11:rgpr, %11:rgpr, 14, $noreg
|
|
# CHECK_A9: Latency : 2
|
|
# CHECK_SWIFT: Latency : 4
|
|
# CHECK_R52: Latency : 4
|
|
#
|
|
# CHECK: SU(14): %13:rgpr, %14:rgpr = t2UMULL %12:rgpr, %12:rgpr, 14, $noreg
|
|
# CHECK_A9: Latency : 3
|
|
# CHECK_SWIFT: Latency : 5
|
|
# CHECK_R52: Latency : 4
|
|
#
|
|
# CHECK: SU(18): %19:rgpr, %20:rgpr = t2UMLAL %12:rgpr, %12:rgpr, %19:rgpr(tied-def 0), %20:rgpr(tied-def 1), 14, $noreg
|
|
# CHECK_A9: Latency : 3
|
|
# CHECK_SWIFT: Latency : 7
|
|
# CHECK_R52: Latency : 4
|
|
# CHECK: ** ScheduleDAGMILive::schedule picking next node
|
|
...
|
|
---
|
|
name: foo
|
|
alignment: 2
|
|
exposesReturnsTwice: false
|
|
legalized: false
|
|
regBankSelected: false
|
|
selected: false
|
|
tracksRegLiveness: true
|
|
registers:
|
|
- { id: 0, class: rgpr }
|
|
- { id: 1, class: rgpr }
|
|
- { id: 2, class: rgpr }
|
|
- { id: 3, class: rgpr }
|
|
- { id: 4, class: rgpr }
|
|
- { id: 5, class: rgpr }
|
|
- { id: 6, class: rgpr }
|
|
- { id: 7, class: rgpr }
|
|
- { id: 8, class: rgpr }
|
|
- { id: 9, class: rgpr }
|
|
- { id: 10, class: rgpr }
|
|
- { id: 11, class: rgpr }
|
|
- { id: 12, class: rgpr }
|
|
- { id: 13, class: rgpr }
|
|
- { id: 14, class: rgpr }
|
|
- { id: 15, class: rgpr }
|
|
- { id: 16, class: rgpr }
|
|
- { id: 17, class: rgpr }
|
|
- { id: 18, class: rgpr }
|
|
- { id: 19, class: rgpr }
|
|
- { id: 20, class: rgpr }
|
|
liveins:
|
|
- { reg: '$r0', virtual-reg: '%0' }
|
|
- { reg: '$r1', virtual-reg: '%1' }
|
|
frameInfo:
|
|
isFrameAddressTaken: false
|
|
isReturnAddressTaken: false
|
|
hasStackMap: false
|
|
hasPatchPoint: false
|
|
stackSize: 0
|
|
offsetAdjustment: 0
|
|
maxAlignment: 0
|
|
adjustsStack: false
|
|
hasCalls: false
|
|
maxCallFrameSize: 0
|
|
hasOpaqueSPAdjustment: false
|
|
hasVAStart: false
|
|
hasMustTailInVarArgFunc: false
|
|
body: |
|
|
bb.0.entry:
|
|
liveins: $r0, $r1
|
|
|
|
%1 = COPY $r1
|
|
%0 = COPY $r0
|
|
%2 = t2MOVi32imm @g1
|
|
%3 = t2LDRi12 %2, 0, 14, $noreg :: (dereferenceable load 4 from @g1)
|
|
%4 = t2MOVi32imm @g2
|
|
%5 = t2LDRi12 %4, 0, 14, $noreg :: (dereferenceable load 4 from @g2)
|
|
%6 = t2ADDrr %3, %3, 14, $noreg, $noreg
|
|
%7 = t2SDIV %6, %5, 14, $noreg
|
|
t2STRi12 %7, %2, 0, 14, $noreg :: (store 4 into @g1)
|
|
%8 = t2SMULBB %1, %1, 14, $noreg
|
|
%9 = t2SMLABB %0, %0, %8, 14, $noreg
|
|
%10 = t2UXTH %9, 0, 14, $noreg
|
|
%11 = t2MUL %10, %7, 14, $noreg
|
|
%12 = t2MLA %11, %11, %11, 14, $noreg
|
|
%13, %14 = t2UMULL %12, %12, 14, $noreg
|
|
%19, %16 = t2UMULL %13, %13, 14, $noreg
|
|
%17 = t2MLA %13, %14, %16, 14, $noreg
|
|
%20 = t2MLA %13, %14, %17, 14, $noreg
|
|
%19, %20 = t2UMLAL %12, %12, %19, %20, 14, $noreg
|
|
$r0 = COPY %19
|
|
$r1 = COPY %20
|
|
tBX_RET 14, $noreg, implicit $r0, implicit $r1
|
|
|
|
...
|