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193 lines
6.5 KiB
LLVM
193 lines
6.5 KiB
LLVM
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; RUN: llc < %s -march=mips -mcpu=mips2 -relocation-model=pic | FileCheck %s \
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; RUN: -check-prefixes=ALL,NOT-R6,NOT-R2-R6,GP32
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; RUN: llc < %s -march=mips -mcpu=mips32 -relocation-model=pic | FileCheck %s \
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; RUN: -check-prefixes=ALL,NOT-R6,NOT-R2-R6,GP32
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; RUN: llc < %s -march=mips -mcpu=mips32r2 -relocation-model=pic | FileCheck %s \
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; RUN: -check-prefixes=ALL,NOT-R6,R2-R5,GP32
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; RUN: llc < %s -march=mips -mcpu=mips32r3 -relocation-model=pic | FileCheck %s \
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; RUN: -check-prefixes=ALL,NOT-R6,R2-R5,GP32
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; RUN: llc < %s -march=mips -mcpu=mips32r5 -relocation-model=pic | FileCheck %s \
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; RUN: -check-prefixes=ALL,NOT-R6,R2-R5,GP32
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; RUN: llc < %s -march=mips -mcpu=mips32r6 -relocation-model=pic | FileCheck %s \
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; RUN: -check-prefixes=ALL,R6,GP32
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; RUN: llc < %s -march=mips64 -mcpu=mips3 -relocation-model=pic | FileCheck %s \
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; RUN: -check-prefixes=ALL,NOT-R6,NOT-R2-R6,GP64-NOT-R6
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; RUN: llc < %s -march=mips64 -mcpu=mips4 -relocation-model=pic | FileCheck %s \
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; RUN: -check-prefixes=ALL,NOT-R6,NOT-R2-R6,GP64-NOT-R6
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; RUN: llc < %s -march=mips64 -mcpu=mips64 -relocation-model=pic | FileCheck %s \
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; RUN: -check-prefixes=ALL,NOT-R6,NOT-R2-R6,GP64-NOT-R6
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; RUN: llc < %s -march=mips64 -mcpu=mips64r2 -relocation-model=pic | FileCheck %s \
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; RUN: -check-prefixes=ALL,NOT-R6,R2-R5,GP64-NOT-R6
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; RUN: llc < %s -march=mips64 -mcpu=mips64r3 -relocation-model=pic | FileCheck %s \
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; RUN: -check-prefixes=ALL,NOT-R6,R2-R5,GP64-NOT-R6
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; RUN: llc < %s -march=mips64 -mcpu=mips64r5 -relocation-model=pic | FileCheck %s \
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; RUN: -check-prefixes=ALL,NOT-R6,R2-R5,GP64-NOT-R6
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; RUN: llc < %s -march=mips64 -mcpu=mips64r6 -relocation-model=pic | FileCheck %s \
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; RUN: -check-prefixes=ALL,R6,64R6
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; RUN: llc < %s -march=mips -mcpu=mips32r3 -mattr=+micromips -relocation-model=pic | FileCheck %s \
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; RUN: -check-prefixes=ALL,MMR3,MM32
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; RUN: llc < %s -march=mips -mcpu=mips32r6 -mattr=+micromips -relocation-model=pic | FileCheck %s \
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; RUN: -check-prefixes=ALL,MMR6,MM32
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define signext i1 @sdiv_i1(i1 signext %a, i1 signext %b) {
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entry:
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; ALL-LABEL: sdiv_i1:
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; NOT-R6: div $zero, $4, $5
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; NOT-R6: teq $5, $zero, 7
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; NOT-R6: mflo $[[T0:[0-9]+]]
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; FIXME: The andi/negu instructions are redundant since div is signed.
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; NOT-R6: andi $[[T0]], $[[T0]], 1
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; NOT-R6: negu $2, $[[T0]]
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; R6: div $[[T0:[0-9]+]], $4, $5
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; R6: teq $5, $zero, 7
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; FIXME: The andi/negu instructions are redundant since div is signed.
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; R6: andi $[[T0]], $[[T0]], 1
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; R6: negu $2, $[[T0]]
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; MMR3: div $zero, $4, $5
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; MMR3: teq $5, $zero, 7
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; MMR3: mflo $[[T0:[0-9]+]]
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; MMR3: andi16 $[[T0]], $[[T0]], 1
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; MMR3: li16 $[[T1:[0-9]+]], 0
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; MMR3: subu16 $2, $[[T1]], $[[T0]]
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; MMR6: div $[[T0:[0-9]+]], $4, $5
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; MMR6: teq $5, $zero, 7
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; MMR6: andi16 $[[T0]], $[[T0]], 1
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; MMR6: li16 $[[T1:[0-9]+]], 0
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; MMR6: subu16 $2, $[[T1]], $[[T0]]
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%r = sdiv i1 %a, %b
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ret i1 %r
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}
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define signext i8 @sdiv_i8(i8 signext %a, i8 signext %b) {
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entry:
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; ALL-LABEL: sdiv_i8:
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; NOT-R2-R6: div $zero, $4, $5
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; NOT-R2-R6: teq $5, $zero, 7
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; NOT-R2-R6: mflo $[[T0:[0-9]+]]
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; FIXME: The sll/sra instructions are redundant since div is signed.
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; NOT-R2-R6: sll $[[T1:[0-9]+]], $[[T0]], 24
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; NOT-R2-R6: sra $2, $[[T1]], 24
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; R2-R5: div $zero, $4, $5
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; R2-R5: teq $5, $zero, 7
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; R2-R5: mflo $[[T0:[0-9]+]]
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; FIXME: This instruction is redundant.
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; R2-R5: seb $2, $[[T0]]
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; R6: div $[[T0:[0-9]+]], $4, $5
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; R6: teq $5, $zero, 7
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; FIXME: This instruction is redundant.
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; R6: seb $2, $[[T0]]
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; MMR3: div $zero, $4, $5
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; MMR3: teq $5, $zero, 7
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; MMR3: mflo $[[T0:[0-9]+]]
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; MMR3: seb $2, $[[T0]]
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; MMR6: div $[[T0:[0-9]+]], $4, $5
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; MMR6: teq $5, $zero, 7
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; MMR6: seb $2, $[[T0]]
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%r = sdiv i8 %a, %b
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ret i8 %r
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}
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define signext i16 @sdiv_i16(i16 signext %a, i16 signext %b) {
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entry:
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; ALL-LABEL: sdiv_i16:
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; NOT-R2-R6: div $zero, $4, $5
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; NOT-R2-R6: teq $5, $zero, 7
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; NOT-R2-R6: mflo $[[T0:[0-9]+]]
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; FIXME: The sll/sra instructions are redundant since div is signed.
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; NOT-R2-R6: sll $[[T1:[0-9]+]], $[[T0]], 16
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; NOT-R2-R6: sra $2, $[[T1]], 16
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; R2-R5: div $zero, $4, $5
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; R2-R5: teq $5, $zero, 7
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; R2-R5: mflo $[[T0:[0-9]+]]
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; FIXME: This is instruction is redundant since div is signed.
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; R2-R5: seh $2, $[[T0]]
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; R6: div $[[T0:[0-9]+]], $4, $5
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; R6: teq $5, $zero, 7
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; FIXME: This is instruction is redundant since div is signed.
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; R6: seh $2, $[[T0]]
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; MMR3: div $zero, $4, $5
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; MMR3: teq $5, $zero, 7
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; MMR3: mflo $[[T0:[0-9]+]]
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; MMR3: seh $2, $[[T0]]
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; MMR6: div $[[T0:[0-9]+]], $4, $5
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; MMR6: teq $5, $zero, 7
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; MMR6: seh $2, $[[T0]]
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%r = sdiv i16 %a, %b
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ret i16 %r
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}
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define signext i32 @sdiv_i32(i32 signext %a, i32 signext %b) {
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entry:
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; ALL-LABEL: sdiv_i32:
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; NOT-R6: div $zero, $4, $5
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; NOT-R6: teq $5, $zero, 7
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; NOT-R6: mflo $2
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; R6: div $2, $4, $5
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; R6: teq $5, $zero, 7
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; MMR3: div $zero, $4, $5
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; MMR3: teq $5, $zero, 7
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; MMR3: mflo $2
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; MMR6: div $2, $4, $5
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; MMR6: teq $5, $zero, 7
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%r = sdiv i32 %a, %b
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ret i32 %r
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}
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define signext i64 @sdiv_i64(i64 signext %a, i64 signext %b) {
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entry:
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; ALL-LABEL: sdiv_i64:
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; GP32: lw $25, %call16(__divdi3)($gp)
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; GP64-NOT-R6: ddiv $zero, $4, $5
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; GP64-NOT-R6: teq $5, $zero, 7
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; GP64-NOT-R6: mflo $2
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; 64R6: ddiv $2, $4, $5
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; 64R6: teq $5, $zero, 7
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; MM32: lw $25, %call16(__divdi3)($2)
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%r = sdiv i64 %a, %b
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ret i64 %r
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}
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define signext i128 @sdiv_i128(i128 signext %a, i128 signext %b) {
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entry:
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; ALL-LABEL: sdiv_i128:
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; GP32: lw $25, %call16(__divti3)($gp)
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; GP64-NOT-R6: ld $25, %call16(__divti3)($gp)
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; 64R6: ld $25, %call16(__divti3)($gp)
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; MM32: lw $25, %call16(__divti3)($16)
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%r = sdiv i128 %a, %b
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ret i128 %r
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}
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