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Unified Diff: tests_lit/assembler/mips32/encoding_test_branch.ll

Issue 2259983004: [SubZero] Generate ELF output for MIPS (Closed) Base URL: https://chromium.googlesource.com/native_client/pnacl-subzero.git@master
Patch Set: Removed Dart comment Created 4 years, 4 months ago
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Index: tests_lit/assembler/mips32/encoding_test_branch.ll
diff --git a/tests_lit/assembler/mips32/encoding_test_branch.ll b/tests_lit/assembler/mips32/encoding_test_branch.ll
new file mode 100644
index 0000000000000000000000000000000000000000..a26614520d22a3af28520be255a03723cb8fa9cc
--- /dev/null
+++ b/tests_lit/assembler/mips32/encoding_test_branch.ll
@@ -0,0 +1,255 @@
+; Test encoding of MIPS32 branch instructions
+
+; REQUIRES: allow_dump
+
+; Compile using standalone assembler.
+; RUN: %p2i --filetype=asm -i %s --target=mips32 --args -O2 \
+; RUN: --allow-externally-defined-symbols --skip-unimplemented \
+; RUN: | FileCheck %s --check-prefix=ASM
+
+; Show bytes in assembled standalone code.
+; RUN: %p2i --filetype=asm -i %s --target=mips32 --assemble --disassemble \
+; RUN: --args -O2 --allow-externally-defined-symbols --skip-unimplemented \
+; RUN: | FileCheck %s --check-prefix=DIS
+
+; Compile using integrated assembler.
+; RUN: %p2i --filetype=iasm -i %s --target=mips32 --args -O2 \
+; RUN: --allow-externally-defined-symbols --skip-unimplemented \
+; RUN: | FileCheck %s --check-prefix=IASM
+
+; Show bytes in assembled integrated code.
+; RUN: %p2i --filetype=iasm -i %s --target=mips32 --assemble --disassemble \
+; RUN: --args -O2 --allow-externally-defined-symbols --skip-unimplemented \
+; RUN: | FileCheck %s --check-prefix=DIS
+
+define internal void @test_01(i32 %a) {
+ %cmp = icmp eq i32 %a, 1
+ br i1 %cmp, label %then, label %else
+then:
+ br label %end
+else:
+ br label %end
+end:
+ ret void
+}
+
+; ASM-LABEL: test_01:
+; ASM-LABEL: .Ltest_01$__0:
+; ASM-NEXT: # $zero = def.pseudo
+; ASM-NEXT: addiu $v0, $zero, 1
+; ASM-NEXT: bne $a0, $v0, .Ltest_01$end
+; ASM-LABEL: .Ltest_01$end:
+; ASM-NEXT: jr $ra
+; ASM-LABEL: .Ltest_01$then:
+; ASM-LABEL: .Ltest_01$else:
+
+; DIS-LABEL:00000000 <test_01>:
+; DIS-NEXT: 0: 24020001 li v0,1
+; DIS-NEXT: 4: 14820001 bne a0,v0,c <.Ltest_01$end>
+; DIS-NEXT: 8: 00000000 nop
+; DIS-LABEL:0000000c <.Ltest_01$end>:
+; DIS-NEXT: c: 03e00008 jr ra
+; DIS-NEXT: 10: 00000000 nop
+
+; IASM-LABEL: test_01:
+; IASM-LABEL: .Ltest_01$__0:
+; IASM-NEXT: .byte 0x1
+; IASM-NEXT: .byte 0x0
+; IASM-NEXT: .byte 0x2
+; IASM-NEXT: .byte 0x24
+; IASM-NEXT: .byte 0x1
+; IASM-NEXT: .byte 0x0
+; IASM-NEXT: .byte 0x82
+; IASM-NEXT: .byte 0x14
+; IASM-NEXT: .byte 0x0
+; IASM-NEXT: .byte 0x0
+; IASM-NEXT: .byte 0x0
+; IASM-NEXT: .byte 0x0
+; IASM-LABEL: .Ltest_01$end:
+; IASM-NEXT: .byte 0x8
+; IASM-NEXT: .byte 0x0
+; IASM-NEXT: .byte 0xe0
+; IASM-NEXT: .byte 0x3
+; IASM-NEXT: .byte 0x0
+; IASM-NEXT: .byte 0x0
+; IASM-NEXT: .byte 0x0
+; IASM-NEXT: .byte 0x0
+; IASM-LABEL: .Ltest_01$then:
+; IASM-LABEL: .Ltest_01$else:
+
+define internal void @test_02(i32 %a) {
+ %cmp = icmp ne i32 %a, 2
+ br i1 %cmp, label %then, label %else
+then:
+ br label %end
+else:
+ br label %end
+end:
+ ret void
+}
+
+; ASM-LABEL: test_02:
+; ASM-LABEL: .Ltest_02$__0:
+; ASM-NEXT: # $zero = def.pseudo
+; ASM-NEXT: addiu $v0, $zero, 2
+; ASM-NEXT: beq $a0, $v0, .Ltest_02$end
+; ASM-LABEL: .Ltest_02$end:
+; ASM-NEXT: jr $ra
+; ASM-LABEL: .Ltest_02$then:
+; ASM-LABEL: .Ltest_02$else:
+
+; DIS-LABEL:00000020 <test_02>:
+; DIS-NEXT: 20: 24020002 li v0,2
+; DIS-NEXT: 24: 10820001 beq a0,v0,2c <.Ltest_02$end>
+; DIS-NEXT: 28: 00000000 nop
+; DIS-LABEL:0000002c <.Ltest_02$end>:
+; DIS-NEXT: 2c: 03e00008 jr ra
+; DIS-NEXT: 30: 00000000 nop
+
+; IASM-LABEL: test_02:
+; IASM-LABEL: .Ltest_02$__0:
+; IASM-NEXT: .byte 0x2
+; IASM-NEXT: .byte 0x0
+; IASM-NEXT: .byte 0x2
+; IASM-NEXT: .byte 0x24
+; IASM-NEXT: .byte 0x1
+; IASM-NEXT: .byte 0x0
+; IASM-NEXT: .byte 0x82
+; IASM-NEXT: .byte 0x10
+; IASM-NEXT: .byte 0x0
+; IASM-NEXT: .byte 0x0
+; IASM-NEXT: .byte 0x0
+; IASM-NEXT: .byte 0x0
+; IASM-LABEL: .Ltest_02$end:
+; IASM-NEXT: .byte 0x8
+; IASM-NEXT: .byte 0x0
+; IASM-NEXT: .byte 0xe0
+; IASM-NEXT: .byte 0x3
+; IASM-NEXT: .byte 0x0
+; IASM-NEXT: .byte 0x0
+; IASM-NEXT: .byte 0x0
+; IASM-NEXT: .byte 0x0
+; IASM-LABEL: .Ltest_02$then:
+; IASM-LABEL: .Ltest_02$else:
+
+define internal void @test_03(i32 %a) {
+ %cmp = icmp ugt i32 %a, 3
+ br i1 %cmp, label %then, label %else
+then:
+ br label %end
+else:
+ br label %end
+end:
+ ret void
+}
+
+; ASM-LABEL: test_03:
+; ASM-LABEL: .Ltest_03$__0:
+; ASM-NEXT: # $zero = def.pseudo
+; ASM-NEXT: addiu $v0, $zero, 3
+; ASM-NEXT: sltu $v0, $v0, $a0
+; ASM-NEXT: beqz $v0, .Ltest_03$end
+; ASM-LABEL: .Ltest_03$end:
+; ASM-NEXT: jr $ra
+; ASM-LABEL: .Ltest_03$then:
+; ASM-LABEL: .Ltest_03$else:
+
+; DIS-LABEL:00000040 <test_03>:
+; DIS-NEXT: 40: 24020003 li v0,3
+; DIS-NEXT: 44: 0044102b sltu v0,v0,a0
+; DIS-NEXT: 48: 10400001 beqz v0,50 <.Ltest_03$end>
+; DIS-NEXT: 4c: 00000000 nop
+; DIS-LABEL:00000050 <.Ltest_03$end>:
+; DIS-NEXT: 50: 03e00008 jr ra
+; DIS-NEXT: 54: 00000000 nop
+
+; IASM-LABEL: test_03:
+; IASM-LABEL: .Ltest_03$__0:
+; IASM-NEXT: .byte 0x3
+; IASM-NEXT: .byte 0x0
+; IASM-NEXT: .byte 0x2
+; IASM-NEXT: .byte 0x24
+; IASM-NEXT: .byte 0x2b
+; IASM-NEXT: .byte 0x10
+; IASM-NEXT: .byte 0x44
+; IASM-NEXT: .byte 0x0
+; IASM-NEXT: .byte 0x1
+; IASM-NEXT: .byte 0x0
+; IASM-NEXT: .byte 0x40
+; IASM-NEXT: .byte 0x10
+; IASM-NEXT: .byte 0x0
+; IASM-NEXT: .byte 0x0
+; IASM-NEXT: .byte 0x0
+; IASM-NEXT: .byte 0x0
+; IASM-LABEL: .Ltest_03$end:
+; IASM-NEXT: .byte 0x8
+; IASM-NEXT: .byte 0x0
+; IASM-NEXT: .byte 0xe0
+; IASM-NEXT: .byte 0x3
+; IASM-NEXT: .byte 0x0
+; IASM-NEXT: .byte 0x0
+; IASM-NEXT: .byte 0x0
+; IASM-NEXT: .byte 0x0
+; IASM-LABEL: .Ltest_03$then:
+; IASM-LABEL: .Ltest_03$else:
+
+define internal void @test_04(i32 %a) {
+ %cmp = icmp uge i32 %a, 4
+ br i1 %cmp, label %then, label %else
+then:
+ br label %end
+else:
+ br label %end
+end:
+ ret void
+}
+
+; ASM-LABEL: test_04:
+; ASM-LABEL: .Ltest_04$__0:
+; ASM-NEXT: # $zero = def.pseudo
+; ASM-NEXT: addiu $v0, $zero, 4
+; ASM-NEXT: sltu $a0, $a0, $v0
+; ASM-NEXT: bnez $a0, .Ltest_04$end
+; ASM-LABEL: .Ltest_04$end:
+; ASM-NEXT: jr $ra
+; ASM-LABEL: .Ltest_04$then:
+; ASM-LABEL: .Ltest_04$else:
+
+; DIS-LABEL:00000060 <test_04>:
+; DIS-NEXT: 60: 24020004 li v0,4
+; DIS-NEXT: 64: 0082202b sltu a0,a0,v0
+; DIS-NEXT: 68: 14800001 bnez a0,70 <.Ltest_04$end>
+; DIS-NEXT: 6c: 00000000 nop
+; DIS-LABEL:00000070 <.Ltest_04$end>:
+; DIS-NEXT: 70: 03e00008 jr ra
+; DIS-NEXT: 74: 00000000 nop
+
+; IASM-LABEL: test_04:
+; IASM-LABEL: .Ltest_04$__0:
+; IASM-NEXT: .byte 0x4
+; IASM-NEXT: .byte 0x0
+; IASM-NEXT: .byte 0x2
+; IASM-NEXT: .byte 0x24
+; IASM-NEXT: .byte 0x2b
+; IASM-NEXT: .byte 0x20
+; IASM-NEXT: .byte 0x82
+; IASM-NEXT: .byte 0x0
+; IASM-NEXT: .byte 0x1
+; IASM-NEXT: .byte 0x0
+; IASM-NEXT: .byte 0x80
+; IASM-NEXT: .byte 0x14
+; IASM-NEXT: .byte 0x0
+; IASM-NEXT: .byte 0x0
+; IASM-NEXT: .byte 0x0
+; IASM-NEXT: .byte 0x0
+; IASM-LABEL: .Ltest_04$end:
+; IASM-NEXT: .byte 0x8
+; IASM-NEXT: .byte 0x0
+; IASM-NEXT: .byte 0xe0
+; IASM-NEXT: .byte 0x3
+; IASM-NEXT: .byte 0x0
+; IASM-NEXT: .byte 0x0
+; IASM-NEXT: .byte 0x0
+; IASM-NEXT: .byte 0x0
+; IASM-LABEL: .Ltest_04$then:
+; IASM-LABEL: .Ltest_04$else:
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