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[MIPS] Autogenerate a jump tables test
This makes the check lines more strict and makes a follow-up change easier.
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‎llvm/test/CodeGen/Mips/2010-07-20-Switch.ll‎

Lines changed: 167 additions & 28 deletions
Original file line numberDiff line numberDiff line change
@@ -1,7 +1,8 @@
1+
; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py UTC_ARGS: --version 5
12
; RUN: llc < %s -mtriple=mips -relocation-model=static | \
2-
; RUN: FileCheck %s -check-prefix=STATIC-O32
3+
; RUN: FileCheck %s -check-prefix=STATIC-O32
34
; RUN: llc < %s -mtriple=mips -relocation-model=pic | \
4-
; RUN: FileCheck %s -check-prefix=PIC-O32
5+
; RUN: FileCheck %s -check-prefix=PIC-O32
56
; RUN: llc < %s -mtriple=mips64 -relocation-model=pic -mcpu=mips4 | \
67
; RUN: FileCheck %s -check-prefix=PIC-N64
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; RUN: llc < %s -mtriple=mips64 -relocation-model=static -mcpu=mips4 | \
@@ -12,38 +13,175 @@
1213
; RUN: FileCheck %s -check-prefix=STATIC-N64
1314

1415
define i32 @main() nounwind readnone {
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; STATIC-O32-LABEL: main:
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; STATIC-O32: # %bb.0: # %entry
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; STATIC-O32-NEXT: addiu $sp, $sp, -8
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; STATIC-O32-NEXT: addiu $1, $zero, 2
20+
; STATIC-O32-NEXT: sw $1, 4($sp)
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; STATIC-O32-NEXT: lw $2, 4($sp)
22+
; STATIC-O32-NEXT: sltiu $1, $2, 4
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; STATIC-O32-NEXT: beqz $1, $BB0_6
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; STATIC-O32-NEXT: nop
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; STATIC-O32-NEXT: # %bb.1: # %entry
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; STATIC-O32-NEXT: sll $1, $2, 2
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; STATIC-O32-NEXT: lui $2, %hi($JTI0_0)
28+
; STATIC-O32-NEXT: addu $1, $1, $2
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; STATIC-O32-NEXT: lw $1, %lo($JTI0_0)($1)
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; STATIC-O32-NEXT: jr $1
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; STATIC-O32-NEXT: nop
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; STATIC-O32-NEXT: $BB0_2: # %bb5
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; STATIC-O32-NEXT: addiu $2, $zero, 1
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; STATIC-O32-NEXT: jr $ra
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; STATIC-O32-NEXT: addiu $sp, $sp, 8
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; STATIC-O32-NEXT: $BB0_3: # %bb2
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; STATIC-O32-NEXT: addiu $2, $zero, 0
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; STATIC-O32-NEXT: jr $ra
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; STATIC-O32-NEXT: addiu $sp, $sp, 8
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; STATIC-O32-NEXT: $BB0_4: # %bb3
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; STATIC-O32-NEXT: addiu $2, $zero, 3
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; STATIC-O32-NEXT: jr $ra
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; STATIC-O32-NEXT: addiu $sp, $sp, 8
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; STATIC-O32-NEXT: $BB0_5: # %bb1
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; STATIC-O32-NEXT: addiu $2, $zero, 2
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; STATIC-O32-NEXT: jr $ra
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; STATIC-O32-NEXT: addiu $sp, $sp, 8
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; STATIC-O32-NEXT: $BB0_6: # %bb4
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; STATIC-O32-NEXT: addiu $2, $zero, 4
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; STATIC-O32-NEXT: jr $ra
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; STATIC-O32-NEXT: addiu $sp, $sp, 8
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;
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; PIC-O32-LABEL: main:
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; PIC-O32: # %bb.0: # %entry
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; PIC-O32-NEXT: lui $2, %hi(_gp_disp)
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; PIC-O32-NEXT: addiu $2, $2, %lo(_gp_disp)
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; PIC-O32-NEXT: addiu $sp, $sp, -8
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; PIC-O32-NEXT: addiu $1, $zero, 2
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; PIC-O32-NEXT: sw $1, 4($sp)
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; PIC-O32-NEXT: lw $3, 4($sp)
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; PIC-O32-NEXT: sltiu $1, $3, 4
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; PIC-O32-NEXT: beqz $1, $BB0_6
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; PIC-O32-NEXT: addu $2, $2, $25
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; PIC-O32-NEXT: # %bb.1: # %entry
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; PIC-O32-NEXT: sll $1, $3, 2
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; PIC-O32-NEXT: lw $3, %got($JTI0_0)($2)
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; PIC-O32-NEXT: addu $1, $1, $3
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; PIC-O32-NEXT: lw $1, %lo($JTI0_0)($1)
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; PIC-O32-NEXT: addu $1, $1, $2
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; PIC-O32-NEXT: jr $1
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; PIC-O32-NEXT: nop
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; PIC-O32-NEXT: $BB0_2: # %bb5
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; PIC-O32-NEXT: addiu $2, $zero, 1
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; PIC-O32-NEXT: jr $ra
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; PIC-O32-NEXT: addiu $sp, $sp, 8
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; PIC-O32-NEXT: $BB0_3: # %bb2
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; PIC-O32-NEXT: addiu $2, $zero, 0
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; PIC-O32-NEXT: jr $ra
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; PIC-O32-NEXT: addiu $sp, $sp, 8
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; PIC-O32-NEXT: $BB0_4: # %bb3
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; PIC-O32-NEXT: addiu $2, $zero, 3
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; PIC-O32-NEXT: jr $ra
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; PIC-O32-NEXT: addiu $sp, $sp, 8
84+
; PIC-O32-NEXT: $BB0_5: # %bb1
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; PIC-O32-NEXT: addiu $2, $zero, 2
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; PIC-O32-NEXT: jr $ra
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; PIC-O32-NEXT: addiu $sp, $sp, 8
88+
; PIC-O32-NEXT: $BB0_6: # %bb4
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; PIC-O32-NEXT: addiu $2, $zero, 4
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; PIC-O32-NEXT: jr $ra
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; PIC-O32-NEXT: addiu $sp, $sp, 8
92+
;
93+
; PIC-N64-LABEL: main:
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; PIC-N64: # %bb.0: # %entry
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; PIC-N64-NEXT: daddiu $sp, $sp, -16
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; PIC-N64-NEXT: lui $1, %hi(%neg(%gp_rel(main)))
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; PIC-N64-NEXT: daddu $2, $1, $25
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; PIC-N64-NEXT: addiu $1, $zero, 2
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; PIC-N64-NEXT: sw $1, 12($sp)
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; PIC-N64-NEXT: lw $1, 12($sp)
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; PIC-N64-NEXT: sltiu $4, $1, 4
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; PIC-N64-NEXT: dsll $3, $1, 32
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; PIC-N64-NEXT: beqz $4, .LBB0_6
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; PIC-N64-NEXT: nop
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; PIC-N64-NEXT: # %bb.1: # %entry
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; PIC-N64-NEXT: daddiu $1, $2, %lo(%neg(%gp_rel(main)))
107+
; PIC-N64-NEXT: dsrl $2, $3, 32
108+
; PIC-N64-NEXT: dsll $2, $2, 3
109+
; PIC-N64-NEXT: ld $3, %got_page(.LJTI0_0)($1)
110+
; PIC-N64-NEXT: daddu $2, $2, $3
111+
; PIC-N64-NEXT: ld $2, %got_ofst(.LJTI0_0)($2)
112+
; PIC-N64-NEXT: daddu $1, $2, $1
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; PIC-N64-NEXT: jr $1
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; PIC-N64-NEXT: nop
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; PIC-N64-NEXT: .LBB0_2: # %bb5
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; PIC-N64-NEXT: addiu $2, $zero, 1
117+
; PIC-N64-NEXT: jr $ra
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; PIC-N64-NEXT: daddiu $sp, $sp, 16
119+
; PIC-N64-NEXT: .LBB0_3: # %bb2
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; PIC-N64-NEXT: addiu $2, $zero, 0
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; PIC-N64-NEXT: jr $ra
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; PIC-N64-NEXT: daddiu $sp, $sp, 16
123+
; PIC-N64-NEXT: .LBB0_4: # %bb3
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; PIC-N64-NEXT: addiu $2, $zero, 3
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; PIC-N64-NEXT: jr $ra
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; PIC-N64-NEXT: daddiu $sp, $sp, 16
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; PIC-N64-NEXT: .LBB0_5: # %bb1
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; PIC-N64-NEXT: addiu $2, $zero, 2
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; PIC-N64-NEXT: jr $ra
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; PIC-N64-NEXT: daddiu $sp, $sp, 16
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; PIC-N64-NEXT: .LBB0_6: # %bb4
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; PIC-N64-NEXT: addiu $2, $zero, 4
133+
; PIC-N64-NEXT: jr $ra
134+
; PIC-N64-NEXT: daddiu $sp, $sp, 16
135+
;
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; STATIC-N64-LABEL: main:
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; STATIC-N64: # %bb.0: # %entry
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; STATIC-N64-NEXT: daddiu $sp, $sp, -16
139+
; STATIC-N64-NEXT: addiu $1, $zero, 2
140+
; STATIC-N64-NEXT: sw $1, 12($sp)
141+
; STATIC-N64-NEXT: lw $1, 12($sp)
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; STATIC-N64-NEXT: sltiu $3, $1, 4
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; STATIC-N64-NEXT: dsll $2, $1, 32
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; STATIC-N64-NEXT: beqz $3, .LBB0_6
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; STATIC-N64-NEXT: nop
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; STATIC-N64-NEXT: # %bb.1: # %entry
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; STATIC-N64-NEXT: dsrl $1, $2, 32
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; STATIC-N64-NEXT: dsll $1, $1, 3
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; STATIC-N64-NEXT: lui $2, %highest(.LJTI0_0)
150+
; STATIC-N64-NEXT: daddiu $2, $2, %higher(.LJTI0_0)
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; STATIC-N64-NEXT: dsll $2, $2, 16
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; STATIC-N64-NEXT: daddiu $2, $2, %hi(.LJTI0_0)
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; STATIC-N64-NEXT: dsll $2, $2, 16
154+
; STATIC-N64-NEXT: daddu $1, $1, $2
155+
; STATIC-N64-NEXT: ld $1, %lo(.LJTI0_0)($1)
156+
; STATIC-N64-NEXT: jr $1
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; STATIC-N64-NEXT: nop
158+
; STATIC-N64-NEXT: .LBB0_2: # %bb5
159+
; STATIC-N64-NEXT: addiu $2, $zero, 1
160+
; STATIC-N64-NEXT: jr $ra
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; STATIC-N64-NEXT: daddiu $sp, $sp, 16
162+
; STATIC-N64-NEXT: .LBB0_3: # %bb2
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; STATIC-N64-NEXT: addiu $2, $zero, 0
164+
; STATIC-N64-NEXT: jr $ra
165+
; STATIC-N64-NEXT: daddiu $sp, $sp, 16
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; STATIC-N64-NEXT: .LBB0_4: # %bb3
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; STATIC-N64-NEXT: addiu $2, $zero, 3
168+
; STATIC-N64-NEXT: jr $ra
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; STATIC-N64-NEXT: daddiu $sp, $sp, 16
170+
; STATIC-N64-NEXT: .LBB0_5: # %bb1
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; STATIC-N64-NEXT: addiu $2, $zero, 2
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; STATIC-N64-NEXT: jr $ra
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; STATIC-N64-NEXT: daddiu $sp, $sp, 16
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; STATIC-N64-NEXT: .LBB0_6: # %bb4
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; STATIC-N64-NEXT: addiu $2, $zero, 4
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; STATIC-N64-NEXT: jr $ra
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; STATIC-N64-NEXT: daddiu $sp, $sp, 16
15178
entry:
16179
%x = alloca i32, align 4 ; <ptr> [#uses=2]
17180
store volatile i32 2, ptr %x, align 4
18181
%0 = load volatile i32, ptr %x, align 4 ; <i32> [#uses=1]
19-
; STATIC-O32: sll $[[R0:[0-9]+]], ${{[0-9]+}}, 2
20-
; STATIC-O32: lui $[[R1:[0-9]+]], %hi($JTI0_0)
21-
; STATIC-O32: addu $[[R2:[0-9]+]], $[[R0]], $[[R1]]
22-
; STATIC-O32: lw $[[R3:[0-9]+]], %lo($JTI0_0)($[[R2]])
23182

24-
; PIC-O32: sll $[[R0:[0-9]+]], ${{[0-9]+}}, 2
25-
; PIC-O32: lw $[[R1:[0-9]+]], %got($JTI0_0)
26-
; PIC-O32: addu $[[R2:[0-9]+]], $[[R0]], $[[R1]]
27-
; PIC-O32: lw $[[R4:[0-9]+]], %lo($JTI0_0)($[[R2]])
28-
; PIC-O32: addu $[[R5:[0-9]+]], $[[R4:[0-9]+]]
29-
; PIC-O32: jr $[[R5]]
30183

31-
; STATIC-N64: dsrl $[[I32:[0-9]]], ${{[0-9]+}}, 32
32-
; STATIC-N64: dsll $[[R0:[0-9]]], $[[I32]], 3
33-
; STATIC-N64: lui $[[R1:[0-9]]], %highest(.LJTI0_0)
34-
; STATIC-N64: daddiu $[[R2:[0-9]]], $[[R1]], %higher(.LJTI0_0)
35-
; STATIC-N64: dsll $[[R3:[0-9]]], $[[R2]], 16
36-
; STATIC-N64: daddiu $[[R4:[0-9]]], $[[R3]], %hi(.LJTI0_0)
37-
; STATIC-N64: dsll $[[R5:[0-9]]], $[[R4]], 16
38-
; STATIC-N64: daddu $[[R6:[0-9]]], $[[R0]], $[[R4]]
39-
; STATIC-N64: ld ${{[0-9]+}}, %lo(.LJTI0_0)($[[R6]])
40184

41-
; PIC-N64: dsll $[[R0:[0-9]+]], ${{[0-9]+}}, 32
42-
; PIC-N64: ld $[[R1:[0-9]+]], %got_page(.LJTI0_0)
43-
; PIC-N64: daddu $[[R2:[0-9]+]], $[[R0:[0-9]+]], $[[R1]]
44-
; PIC-N64: ld $[[R4:[0-9]+]], %got_ofst(.LJTI0_0)($[[R2]])
45-
; PIC-N64: daddu $[[R5:[0-9]+]], $[[R4:[0-9]+]]
46-
; PIC-N64: jr $[[R5]]
47185
switch i32 %0, label %bb4 [
48186
i32 0, label %bb5
49187
i32 1, label %bb1
@@ -66,6 +204,7 @@ bb4: ; preds = %entry
66204
bb5: ; preds = %entry
67205
ret i32 1
68206
}
207+
; UTC_ARGS: --disable
69208

70209
; STATIC-O32: .p2align 2
71210
; STATIC-O32: $JTI0_0:
@@ -85,7 +224,7 @@ bb5: ; preds = %entry
85224
; STATIC-N64: .8byte
86225
; STATIC-N64: .8byte
87226
; STATIC-N64: .8byte
88-
;; PIC-N64: .p2align 3
227+
; PIC-N64: .p2align 3
89228
; PIC-N64: .LJTI0_0:
90229
; PIC-N64: .gpdword
91230
; PIC-N64: .gpdword

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