RPCS3/llvm-mirror
1
0
Fork 0
mirror of https://github.com/RPCS3/llvm-mirror.git synced 2024-11-23 19:23:23 +01:00
Code Issues Projects Releases Wiki Activity
9577acaf56
llvm-mirror/test/CodeGen/Thumb/emergency-spill-slot.ll
Matt Arsenault 4bf7d5872e OpaquePtr: Bulk update tests to use typed byval 
Upgrade of the IR text tests should be the only thing blocking making
typed byval mandatory. Partially done through regex and partially
manual.
2020-11-20 14:00:46 -05:00

381 lines
18 KiB
LLVM
Raw Blame History

; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py
; RUN: llc < %s | FileCheck %s
target triple = "thumbv6m-unknown-unknown-eabi"
define void @vla_emergency_spill(i32 %n) {
; CHECK-LABEL: vla_emergency_spill:
; CHECK: @ %bb.0: @ %entry
; CHECK-NEXT: .save {r4, r5, r6, r7, lr}
; CHECK-NEXT: push {r4, r5, r6, r7, lr}
; CHECK-NEXT: .setfp r7, sp, #12
; CHECK-NEXT: add r7, sp, #12
; CHECK-NEXT: ldr r6, .LCPI0_0
; CHECK-NEXT: .pad #4100
; CHECK-NEXT: add sp, r6
; CHECK-NEXT: mov r6, sp
; CHECK-NEXT: adds r0, r0, #7
; CHECK-NEXT: movs r1, #7
; CHECK-NEXT: bics r0, r1
; CHECK-NEXT: mov r1, sp
; CHECK-NEXT: subs r0, r1, r0
; CHECK-NEXT: mov sp, r0
; CHECK-NEXT: adds r1, r6, #4
; CHECK-NEXT: @APP
; CHECK-NEXT: @NO_APP
; CHECK-NEXT: str r0, [r6]
; CHECK-NEXT: ldr r0, .LCPI0_1
; CHECK-NEXT: str r5, [r0, r6]
; CHECK-NEXT: ldr r0, [r6]
; CHECK-NEXT: @APP
; CHECK-NEXT: @NO_APP
; CHECK-NEXT: subs r4, r7, #7
; CHECK-NEXT: subs r4, #5
; CHECK-NEXT: mov sp, r4
; CHECK-NEXT: pop {r4, r5, r6, r7, pc}
; CHECK-NEXT: .p2align 2
; CHECK-NEXT: @ %bb.1:
; CHECK-NEXT: .LCPI0_0:
; CHECK-NEXT: .long 4294963196 @ 0xffffeffc
; CHECK-NEXT: .LCPI0_1:
; CHECK-NEXT: .long 1024 @ 0x400
entry:
%x = alloca [1024 x i32], align 4
%vla = alloca i8, i32 %n, align 1
%asm1 = call { i32, i32, i32, i32, i32, i32 } asm "", "={r0},={r1},={r2},={r3},={r4},={r5},0,1,2,3,4,5"(i8* %vla, [1024 x i32]* %x, i32 undef, i32 undef, i32 undef, i32 undef)
%asmresult = extractvalue { i32, i32, i32, i32, i32, i32 } %asm1, 0
%asmresult1 = extractvalue { i32, i32, i32, i32, i32, i32 } %asm1, 1
%asmresult2 = extractvalue { i32, i32, i32, i32, i32, i32 } %asm1, 2
%asmresult3 = extractvalue { i32, i32, i32, i32, i32, i32 } %asm1, 3
%asmresult4 = extractvalue { i32, i32, i32, i32, i32, i32 } %asm1, 4
%asmresult5 = extractvalue { i32, i32, i32, i32, i32, i32 } %asm1, 5
%arrayidx = getelementptr inbounds [1024 x i32], [1024 x i32]* %x, i32 0, i32 255
store i32 %asmresult5, i32* %arrayidx, align 4
call void asm sideeffect "", "{r0},{r1},{r2},{r3},{r4},{r5}"(i32 %asmresult, i32 %asmresult1, i32 %asmresult2, i32 %asmresult3, i32 %asmresult4, i32 %asmresult5) #2
ret void
}
define void @simple_emergency_spill(i32 %n) {
; CHECK-LABEL: simple_emergency_spill:
; CHECK: @ %bb.0: @ %entry
; CHECK-NEXT: .save {r4, r5, r6, r7, lr}
; CHECK-NEXT: push {r4, r5, r6, r7, lr}
; CHECK-NEXT: ldr r7, .LCPI1_0
; CHECK-NEXT: .pad #8196
; CHECK-NEXT: add sp, r7
; CHECK-NEXT: add r0, sp, #4
; CHECK-NEXT: ldr r1, .LCPI1_2
; CHECK-NEXT: add r1, sp
; CHECK-NEXT: @APP
; CHECK-NEXT: @NO_APP
; CHECK-NEXT: str r0, [sp]
; CHECK-NEXT: ldr r0, .LCPI1_3
; CHECK-NEXT: add r0, sp
; CHECK-NEXT: str r5, [r0]
; CHECK-NEXT: ldr r0, [sp]
; CHECK-NEXT: @APP
; CHECK-NEXT: @NO_APP
; CHECK-NEXT: ldr r7, .LCPI1_1
; CHECK-NEXT: add sp, r7
; CHECK-NEXT: pop {r4, r5, r6, r7, pc}
; CHECK-NEXT: .p2align 2
; CHECK-NEXT: @ %bb.1:
; CHECK-NEXT: .LCPI1_0:
; CHECK-NEXT: .long 4294959100 @ 0xffffdffc
; CHECK-NEXT: .LCPI1_1:
; CHECK-NEXT: .long 8196 @ 0x2004
; CHECK-NEXT: .LCPI1_2:
; CHECK-NEXT: .long 4100 @ 0x1004
; CHECK-NEXT: .LCPI1_3:
; CHECK-NEXT: .long 5120 @ 0x1400
entry:
%x = alloca [1024 x i32], align 4
%y = alloca [1024 x i32], align 4
%asm1 = call { i32, i32, i32, i32, i32, i32, i32, i32 } asm "", "={r0},={r1},={r2},={r3},={r4},={r5},={r6},={r7},0,1,2,3,4,5,6,7"([1024 x i32]* %y, [1024 x i32]* %x, i32 undef, i32 undef, i32 undef, i32 undef, i32 undef, i32 undef)
%asmresult = extractvalue { i32, i32, i32, i32, i32, i32, i32, i32 } %asm1, 0
%asmresult2 = extractvalue { i32, i32, i32, i32, i32, i32, i32, i32 } %asm1, 1
%asmresult3 = extractvalue { i32, i32, i32, i32, i32, i32, i32, i32 } %asm1, 2
%asmresult4 = extractvalue { i32, i32, i32, i32, i32, i32, i32, i32 } %asm1, 3
%asmresult5 = extractvalue { i32, i32, i32, i32, i32, i32, i32, i32 } %asm1, 4
%asmresult6 = extractvalue { i32, i32, i32, i32, i32, i32, i32, i32 } %asm1, 5
%asmresult7 = extractvalue { i32, i32, i32, i32, i32, i32, i32, i32 } %asm1, 6
%asmresult8 = extractvalue { i32, i32, i32, i32, i32, i32, i32, i32 } %asm1, 7
%arrayidx = getelementptr inbounds [1024 x i32], [1024 x i32]* %x, i32 0, i32 255
store i32 %asmresult6, i32* %arrayidx, align 4
call void asm sideeffect "", "{r0},{r1},{r2},{r3},{r4},{r5},{r6},{r7}"(i32 %asmresult, i32 %asmresult2, i32 %asmresult3, i32 %asmresult4, i32 %asmresult5, i32 %asmresult6, i32 %asmresult7, i32 %asmresult8)
ret void
}
; We have some logic to try to spill registers instead of allocating an
; emergency spill slot, but for targets where the stack alignment is 8,
; it only triggers when there are two available registers. (This is
; maybe worth looking into, to improve the generated code quality.)
;
; The scavenger itself only cares whether a register is allocatable, not
; whether it was actually spilled in the prologue, and r7 is first on
; the priority list, so we use it anyway. This is likely to confuse
; debuggers, so maybe worth changing at some point.
define void @simple_emergency_spill_nor7(i32 %n) {
; CHECK-LABEL: simple_emergency_spill_nor7:
; CHECK: @ %bb.0: @ %entry
; CHECK-NEXT: .save {r4, r5, r6, lr}
; CHECK-NEXT: push {r4, r5, r6, lr}
; CHECK-NEXT: ldr r6, .LCPI2_0
; CHECK-NEXT: .pad #8196
; CHECK-NEXT: add sp, r6
; CHECK-NEXT: add r0, sp, #4
; CHECK-NEXT: ldr r1, .LCPI2_2
; CHECK-NEXT: add r1, sp
; CHECK-NEXT: @APP
; CHECK-NEXT: @NO_APP
; CHECK-NEXT: str r7, [sp]
; CHECK-NEXT: ldr r7, .LCPI2_3
; CHECK-NEXT: add r7, sp
; CHECK-NEXT: str r5, [r7]
; CHECK-NEXT: ldr r7, [sp]
; CHECK-NEXT: @APP
; CHECK-NEXT: @NO_APP
; CHECK-NEXT: ldr r6, .LCPI2_1
; CHECK-NEXT: add sp, r6
; CHECK-NEXT: pop {r4, r5, r6, pc}
; CHECK-NEXT: .p2align 2
; CHECK-NEXT: @ %bb.1:
; CHECK-NEXT: .LCPI2_0:
; CHECK-NEXT: .long 4294959100 @ 0xffffdffc
; CHECK-NEXT: .LCPI2_1:
; CHECK-NEXT: .long 8196 @ 0x2004
; CHECK-NEXT: .LCPI2_2:
; CHECK-NEXT: .long 4100 @ 0x1004
; CHECK-NEXT: .LCPI2_3:
; CHECK-NEXT: .long 5120 @ 0x1400
entry:
%x = alloca [1024 x i32], align 4
%y = alloca [1024 x i32], align 4
%asm1 = call { i32, i32, i32, i32, i32, i32, i32 } asm "", "={r0},={r1},={r2},={r3},={r4},={r5},={r6},0,1,2,3,4,5,6"([1024 x i32]* %y, [1024 x i32]* %x, i32 undef, i32 undef, i32 undef, i32 undef, i32 undef)
%asmresult = extractvalue { i32, i32, i32, i32, i32, i32, i32 } %asm1, 0
%asmresult2 = extractvalue { i32, i32, i32, i32, i32, i32, i32 } %asm1, 1
%asmresult3 = extractvalue { i32, i32, i32, i32, i32, i32, i32 } %asm1, 2
%asmresult4 = extractvalue { i32, i32, i32, i32, i32, i32, i32 } %asm1, 3
%asmresult5 = extractvalue { i32, i32, i32, i32, i32, i32, i32 } %asm1, 4
%asmresult6 = extractvalue { i32, i32, i32, i32, i32, i32, i32 } %asm1, 5
%asmresult7 = extractvalue { i32, i32, i32, i32, i32, i32, i32 } %asm1, 6
%arrayidx = getelementptr inbounds [1024 x i32], [1024 x i32]* %x, i32 0, i32 255
store i32 %asmresult6, i32* %arrayidx, align 4
call void asm sideeffect "", "{r0},{r1},{r2},{r3},{r4},{r5},{r6}"(i32 %asmresult, i32 %asmresult2, i32 %asmresult3, i32 %asmresult4, i32 %asmresult5, i32 %asmresult6, i32 %asmresult7)
ret void
}
define void @arg_emergency_spill(i32 %n, i32 %n2, i32 %n3, i32 %n4, [252 x i32]* byval([252 x i32]) %p) {
; CHECK-LABEL: arg_emergency_spill:
; CHECK: @ %bb.0: @ %entry
; CHECK-NEXT: .save {r4, r5, r6, r7, lr}
; CHECK-NEXT: push {r4, r5, r6, r7, lr}
; CHECK-NEXT: .pad #4
; CHECK-NEXT: sub sp, #4
; CHECK-NEXT: add r0, sp, #24
; CHECK-NEXT: @APP
; CHECK-NEXT: @NO_APP
; CHECK-NEXT: str r0, [sp]
; CHECK-NEXT: ldr r0, .LCPI3_0
; CHECK-NEXT: add r0, sp
; CHECK-NEXT: str r5, [r0]
; CHECK-NEXT: ldr r0, [sp]
; CHECK-NEXT: @APP
; CHECK-NEXT: @NO_APP
; CHECK-NEXT: add sp, #4
; CHECK-NEXT: pop {r4, r5, r6, r7, pc}
; CHECK-NEXT: .p2align 2
; CHECK-NEXT: @ %bb.1:
; CHECK-NEXT: .LCPI3_0:
; CHECK-NEXT: .long 1028 @ 0x404
entry:
%pp = getelementptr inbounds [252 x i32], [252 x i32]* %p, i32 0, i32 0
%asm1 = call { i32, i32, i32, i32, i32, i32, i32, i32 } asm "", "={r0},={r1},={r2},={r3},={r4},={r5},={r6},={r7},0,1,2,3,4,5,6,7"(i32* %pp, i32 undef, i32 undef, i32 undef, i32 undef, i32 undef, i32 undef, i32 undef)
%asmresult = extractvalue { i32, i32, i32, i32, i32, i32, i32, i32 } %asm1, 0
%asmresult2 = extractvalue { i32, i32, i32, i32, i32, i32, i32, i32 } %asm1, 1
%asmresult3 = extractvalue { i32, i32, i32, i32, i32, i32, i32, i32 } %asm1, 2
%asmresult4 = extractvalue { i32, i32, i32, i32, i32, i32, i32, i32 } %asm1, 3
%asmresult5 = extractvalue { i32, i32, i32, i32, i32, i32, i32, i32 } %asm1, 4
%asmresult6 = extractvalue { i32, i32, i32, i32, i32, i32, i32, i32 } %asm1, 5
%asmresult7 = extractvalue { i32, i32, i32, i32, i32, i32, i32, i32 } %asm1, 6
%asmresult8 = extractvalue { i32, i32, i32, i32, i32, i32, i32, i32 } %asm1, 7
%arrayidx = getelementptr inbounds i32, i32* %pp, i32 251
store i32 %asmresult6, i32* %arrayidx, align 4
call void asm sideeffect "", "{r0},{r1},{r2},{r3},{r4},{r5},{r6},{r7}"(i32 %asmresult, i32 %asmresult2, i32 %asmresult3, i32 %asmresult4, i32 %asmresult5, i32 %asmresult6, i32 %asmresult7, i32 %asmresult8)
ret void
}
; We currently overestimate the amount of required stack space by 16 bytes,
; so this is the largest stack that doesn't require an emergency spill slot.
define void @arg_no_emergency_spill(i32 %n, i32 %n2, i32 %n3, i32 %n4, [248 x i32]* byval([248 x i32]) %p) {
; CHECK-LABEL: arg_no_emergency_spill:
; CHECK: @ %bb.0: @ %entry
; CHECK-NEXT: .save {r4, r5, r6, r7, lr}
; CHECK-NEXT: push {r4, r5, r6, r7, lr}
; CHECK-NEXT: add r0, sp, #20
; CHECK-NEXT: @APP
; CHECK-NEXT: @NO_APP
; CHECK-NEXT: str r5, [sp, #1008]
; CHECK-NEXT: @APP
; CHECK-NEXT: @NO_APP
; CHECK-NEXT: pop {r4, r5, r6, r7, pc}
entry:
%pp = getelementptr inbounds [248 x i32], [248 x i32]* %p, i32 0, i32 0
%asm1 = call { i32, i32, i32, i32, i32, i32, i32, i32 } asm "", "={r0},={r1},={r2},={r3},={r4},={r5},={r6},={r7},0,1,2,3,4,5,6,7"(i32* %pp, i32 undef, i32 undef, i32 undef, i32 undef, i32 undef, i32 undef, i32 undef)
%asmresult = extractvalue { i32, i32, i32, i32, i32, i32, i32, i32 } %asm1, 0
%asmresult2 = extractvalue { i32, i32, i32, i32, i32, i32, i32, i32 } %asm1, 1
%asmresult3 = extractvalue { i32, i32, i32, i32, i32, i32, i32, i32 } %asm1, 2
%asmresult4 = extractvalue { i32, i32, i32, i32, i32, i32, i32, i32 } %asm1, 3
%asmresult5 = extractvalue { i32, i32, i32, i32, i32, i32, i32, i32 } %asm1, 4
%asmresult6 = extractvalue { i32, i32, i32, i32, i32, i32, i32, i32 } %asm1, 5
%asmresult7 = extractvalue { i32, i32, i32, i32, i32, i32, i32, i32 } %asm1, 6
%asmresult8 = extractvalue { i32, i32, i32, i32, i32, i32, i32, i32 } %asm1, 7
%arrayidx = getelementptr inbounds i32, i32* %pp, i32 247
store i32 %asmresult6, i32* %arrayidx, align 4
call void asm sideeffect "", "{r0},{r1},{r2},{r3},{r4},{r5},{r6},{r7}"(i32 %asmresult, i32 %asmresult2, i32 %asmresult3, i32 %asmresult4, i32 %asmresult5, i32 %asmresult6, i32 %asmresult7, i32 %asmresult8)
ret void
}
define void @aligned_emergency_spill(i32 %n, i32 %n2, i32 %n3, i32 %n4, [31 x i32]* byval([31 x i32]) %p) {
; CHECK-LABEL: aligned_emergency_spill:
; CHECK: @ %bb.0: @ %entry
; CHECK-NEXT: .save {r4, r5, r6, r7, lr}
; CHECK-NEXT: push {r4, r5, r6, r7, lr}
; CHECK-NEXT: .setfp r7, sp, #12
; CHECK-NEXT: add r7, sp, #12
; CHECK-NEXT: .pad #44
; CHECK-NEXT: sub sp, #44
; CHECK-NEXT: mov r4, sp
; CHECK-NEXT: lsrs r4, r4, #4
; CHECK-NEXT: lsls r4, r4, #4
; CHECK-NEXT: mov sp, r4
; CHECK-NEXT: add r0, sp, #16
; CHECK-NEXT: adds r1, r7, #7
; CHECK-NEXT: adds r1, #1
; CHECK-NEXT: @APP
; CHECK-NEXT: @NO_APP
; CHECK-NEXT: str r0, [sp, #12]
; CHECK-NEXT: ldr r0, .LCPI5_0
; CHECK-NEXT: str r5, [r0, r7]
; CHECK-NEXT: ldr r0, [sp, #12]
; CHECK-NEXT: @APP
; CHECK-NEXT: @NO_APP
; CHECK-NEXT: subs r4, r7, #7
; CHECK-NEXT: subs r4, #5
; CHECK-NEXT: mov sp, r4
; CHECK-NEXT: pop {r4, r5, r6, r7, pc}
; CHECK-NEXT: .p2align 2
; CHECK-NEXT: @ %bb.1:
; CHECK-NEXT: .LCPI5_0:
; CHECK-NEXT: .long 128 @ 0x80
entry:
%y = alloca [4 x i32], align 16
%pp = getelementptr inbounds [31 x i32], [31 x i32]* %p, i32 0, i32 0
%asm1 = call { i32, i32, i32, i32, i32, i32, i32 } asm "", "={r0},={r1},={r2},={r3},={r4},={r5},={r6},0,1,2,3,4,5,6"([4 x i32]* %y, i32* %pp, i32 undef, i32 undef, i32 undef, i32 undef, i32 undef) #3
%asmresult = extractvalue { i32, i32, i32, i32, i32, i32, i32 } %asm1, 0
%asmresult2 = extractvalue { i32, i32, i32, i32, i32, i32, i32 } %asm1, 1
%asmresult3 = extractvalue { i32, i32, i32, i32, i32, i32, i32 } %asm1, 2
%asmresult4 = extractvalue { i32, i32, i32, i32, i32, i32, i32 } %asm1, 3
%asmresult5 = extractvalue { i32, i32, i32, i32, i32, i32, i32 } %asm1, 4
%asmresult6 = extractvalue { i32, i32, i32, i32, i32, i32, i32 } %asm1, 5
%asmresult7 = extractvalue { i32, i32, i32, i32, i32, i32, i32 } %asm1, 6
%arrayidx = getelementptr inbounds i32, i32* %pp, i32 30
store i32 %asmresult6, i32* %arrayidx, align 4
call void asm sideeffect "", "{r0},{r1},{r2},{r3},{r4},{r5},{r6}"(i32 %asmresult, i32 %asmresult2, i32 %asmresult3, i32 %asmresult4, i32 %asmresult5, i32 %asmresult6, i32 %asmresult7)
ret void
}
; This function should have no emergency spill slot, so its stack should be
; smaller than @aligned_emergency_spill.
define void @aligned_no_emergency_spill(i32 %n, i32 %n2, i32 %n3, i32 %n4, [30 x i32]* byval([30 x i32]) %p) {
; CHECK-LABEL: aligned_no_emergency_spill:
; CHECK: @ %bb.0: @ %entry
; CHECK-NEXT: .save {r4, r5, r6, r7, lr}
; CHECK-NEXT: push {r4, r5, r6, r7, lr}
; CHECK-NEXT: .setfp r7, sp, #12
; CHECK-NEXT: add r7, sp, #12
; CHECK-NEXT: .pad #28
; CHECK-NEXT: sub sp, #28
; CHECK-NEXT: mov r4, sp
; CHECK-NEXT: lsrs r4, r4, #4
; CHECK-NEXT: lsls r4, r4, #4
; CHECK-NEXT: mov sp, r4
; CHECK-NEXT: mov r0, sp
; CHECK-NEXT: adds r1, r7, #7
; CHECK-NEXT: adds r1, #1
; CHECK-NEXT: @APP
; CHECK-NEXT: @NO_APP
; CHECK-NEXT: str r5, [r7, #124]
; CHECK-NEXT: @APP
; CHECK-NEXT: @NO_APP
; CHECK-NEXT: subs r4, r7, #7
; CHECK-NEXT: subs r4, #5
; CHECK-NEXT: mov sp, r4
; CHECK-NEXT: pop {r4, r5, r6, r7, pc}
entry:
%y = alloca [4 x i32], align 16
%pp = getelementptr inbounds [30 x i32], [30 x i32]* %p, i32 0, i32 0
%asm1 = call { i32, i32, i32, i32, i32, i32, i32 } asm "", "={r0},={r1},={r2},={r3},={r4},={r5},={r6},0,1,2,3,4,5,6"([4 x i32]* %y, i32* %pp, i32 undef, i32 undef, i32 undef, i32 undef, i32 undef) #3
%asmresult = extractvalue { i32, i32, i32, i32, i32, i32, i32 } %asm1, 0
%asmresult2 = extractvalue { i32, i32, i32, i32, i32, i32, i32 } %asm1, 1
%asmresult3 = extractvalue { i32, i32, i32, i32, i32, i32, i32 } %asm1, 2
%asmresult4 = extractvalue { i32, i32, i32, i32, i32, i32, i32 } %asm1, 3
%asmresult5 = extractvalue { i32, i32, i32, i32, i32, i32, i32 } %asm1, 4
%asmresult6 = extractvalue { i32, i32, i32, i32, i32, i32, i32 } %asm1, 5
%asmresult7 = extractvalue { i32, i32, i32, i32, i32, i32, i32 } %asm1, 6
%arrayidx = getelementptr inbounds i32, i32* %pp, i32 29
store i32 %asmresult6, i32* %arrayidx, align 4
call void asm sideeffect "", "{r0},{r1},{r2},{r3},{r4},{r5},{r6}"(i32 %asmresult, i32 %asmresult2, i32 %asmresult3, i32 %asmresult4, i32 %asmresult5, i32 %asmresult6, i32 %asmresult7)
ret void
}
; This function shouldn't fail to compile. (It's UB, so it doesn't really
; matter what it compiles to, exactly, but we need to check at some point
; so we don't generate code that requires an emergency spill slot we never
; allocated. If the store gets eliminated, this testcase probably needs
; to be rewritten.)
define void @aligned_out_of_range_access(i32 %n, i32 %n2, i32 %n3, i32 %n4, [30 x i32]* byval([30 x i32]) %p) {
; CHECK-LABEL: aligned_out_of_range_access:
; CHECK: @ %bb.0: @ %entry
; CHECK-NEXT: .save {r4, r5, r6, r7, lr}
; CHECK-NEXT: push {r4, r5, r6, r7, lr}
; CHECK-NEXT: .setfp r7, sp, #12
; CHECK-NEXT: add r7, sp, #12
; CHECK-NEXT: .pad #44
; CHECK-NEXT: sub sp, #44
; CHECK-NEXT: mov r4, sp
; CHECK-NEXT: lsrs r4, r4, #4
; CHECK-NEXT: lsls r4, r4, #4
; CHECK-NEXT: mov sp, r4
; CHECK-NEXT: add r0, sp, #16
; CHECK-NEXT: adds r1, r7, #7
; CHECK-NEXT: adds r1, #1
; CHECK-NEXT: str r1, [sp, #12] @ 4-byte Spill
; CHECK-NEXT: @APP
; CHECK-NEXT: @NO_APP
; CHECK-NEXT: str r0, [sp, #8] @ 4-byte Spill
; CHECK-NEXT: ldr r0, [sp, #12] @ 4-byte Reload
; CHECK-NEXT: str r5, [r0, #120]
; CHECK-NEXT: ldr r0, [sp, #8] @ 4-byte Reload
; CHECK-NEXT: @APP
; CHECK-NEXT: @NO_APP
; CHECK-NEXT: subs r4, r7, #7
; CHECK-NEXT: subs r4, #5
; CHECK-NEXT: mov sp, r4
; CHECK-NEXT: pop {r4, r5, r6, r7, pc}
entry:
%y = alloca [4 x i32], align 16
%pp = getelementptr inbounds [30 x i32], [30 x i32]* %p, i32 0, i32 0
%asm1 = call { i32, i32, i32, i32, i32, i32, i32 } asm "", "={r0},={r1},={r2},={r3},={r4},={r5},={r6},0,1,2,3,4,5,6"([4 x i32]* %y, i32* %pp, i32 undef, i32 undef, i32 undef, i32 undef, i32 undef) #3
%asmresult = extractvalue { i32, i32, i32, i32, i32, i32, i32 } %asm1, 0
%asmresult2 = extractvalue { i32, i32, i32, i32, i32, i32, i32 } %asm1, 1
%asmresult3 = extractvalue { i32, i32, i32, i32, i32, i32, i32 } %asm1, 2
%asmresult4 = extractvalue { i32, i32, i32, i32, i32, i32, i32 } %asm1, 3
%asmresult5 = extractvalue { i32, i32, i32, i32, i32, i32, i32 } %asm1, 4
%asmresult6 = extractvalue { i32, i32, i32, i32, i32, i32, i32 } %asm1, 5
%asmresult7 = extractvalue { i32, i32, i32, i32, i32, i32, i32 } %asm1, 6
%arrayidx = getelementptr inbounds i32, i32* %pp, i32 30
store i32 %asmresult6, i32* %arrayidx, align 4
call void asm sideeffect "", "{r0},{r1},{r2},{r3},{r4},{r5},{r6}"(i32 %asmresult, i32 %asmresult2, i32 %asmresult3, i32 %asmresult4, i32 %asmresult5, i32 %asmresult6, i32 %asmresult7)
ret void
}
Reference in New Issue View Git Blame Copy Permalink