forked from OSchip/llvm-project
439 lines
13 KiB
LLVM
439 lines
13 KiB
LLVM
; RUN: llc < %s -march=mips -mcpu=mips2 | FileCheck %s \
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; RUN: -check-prefixes=ALL,NOT-R2-R6,GP32
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; RUN: llc < %s -march=mips -mcpu=mips32 | FileCheck %s \
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; RUN: -check-prefixes=ALL,NOT-R2-R6,GP32
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; RUN: llc < %s -march=mips -mcpu=mips32r2 | FileCheck %s \
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; RUN: -check-prefixes=ALL,R2-R6,GP32
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; RUN: llc < %s -march=mips -mcpu=mips32r3 | FileCheck %s \
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; RUN: -check-prefixes=ALL,R2-R6,GP32
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; RUN: llc < %s -march=mips -mcpu=mips32r5 | FileCheck %s \
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; RUN: -check-prefixes=ALL,R2-R6,GP32
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; RUN: llc < %s -march=mips -mcpu=mips32r6 | FileCheck %s \
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; RUN: -check-prefixes=ALL,R2-R6,GP32
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; RUN: llc < %s -march=mips64 -mcpu=mips3 | FileCheck %s \
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; RUN: -check-prefixes=ALL,NOT-R2-R6,GP64
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; RUN: llc < %s -march=mips64 -mcpu=mips4 | FileCheck %s \
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; RUN: -check-prefixes=ALL,NOT-R2-R6,GP64
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; RUN: llc < %s -march=mips64 -mcpu=mips64 | FileCheck %s \
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; RUN: -check-prefixes=ALL,NOT-R2-R6,GP64
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; RUN: llc < %s -march=mips64 -mcpu=mips64r2 | FileCheck %s \
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; RUN: -check-prefixes=ALL,R2-R6,GP64
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; RUN: llc < %s -march=mips64 -mcpu=mips64r3 | FileCheck %s \
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; RUN: -check-prefixes=ALL,R2-R6,GP64
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; RUN: llc < %s -march=mips64 -mcpu=mips64r5 | FileCheck %s \
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; RUN: -check-prefixes=ALL,R2-R6,GP64
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; RUN: llc < %s -march=mips64 -mcpu=mips64r6 | FileCheck %s \
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; RUN: -check-prefixes=ALL,R2-R6,GP64
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; RUN: llc < %s -march=mips -mcpu=mips32r3 -mattr=+micromips -O2 | FileCheck %s \
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; RUN: -check-prefixes=ALL,MMR6,MM32
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; RUN: llc < %s -march=mips -mcpu=mips32r6 -mattr=+micromips -O2 | FileCheck %s \
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; RUN: -check-prefixes=ALL,MMR6,MM32
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; RUN: llc < %s -march=mips -mcpu=mips64r6 -target-abi n64 -mattr=+micromips -O2 | FileCheck %s \
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; RUN: -check-prefixes=ALL,MMR6,MM64
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; FIXME: This code sequence is inefficient as it should be 'subu $[[T0]], $zero, $[[T0]'.
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; This sequence is even better as it's a single instruction. See D25485 for the rest of
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; the cases where this sequence occurs.
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define signext i1 @add_i1(i1 signext %a, i1 signext %b) {
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entry:
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; ALL-LABEL: add_i1:
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; NOT-R2-R6: addu $[[T0:[0-9]+]], $4, $5
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; NOT-R2-R6: andi $[[T0]], $[[T0]], 1
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; NOT-R2-R6: negu $2, $[[T0]]
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; R2-R6: addu $[[T0:[0-9]+]], $4, $5
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; R2-R6: andi $[[T0]], $[[T0]], 1
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; R2-R6: negu $2, $[[T0]]
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; MMR6: addu16 $[[T0:[0-9]+]], $4, $5
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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 $[[T0]], $[[T1]], $[[T0]]
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%r = add i1 %a, %b
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ret i1 %r
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}
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define signext i8 @add_i8(i8 signext %a, i8 signext %b) {
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entry:
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; ALL-LABEL: add_i8:
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; NOT-R2-R6: addu $[[T0:[0-9]+]], $4, $5
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; NOT-R2-R6: sll $[[T0]], $[[T0]], 24
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; NOT-R2-R6: sra $2, $[[T0]], 24
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; R2-R6: addu $[[T0:[0-9]+]], $4, $5
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; R2-R6: seb $2, $[[T0:[0-9]+]]
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; MMR6: addu16 $[[T0:[0-9]+]], $4, $5
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; MMR6: seb $2, $[[T0]]
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%r = add i8 %a, %b
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ret i8 %r
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}
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define signext i16 @add_i16(i16 signext %a, i16 signext %b) {
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entry:
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; ALL-LABEL: add_i16:
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; NOT-R2-R6: addu $[[T0:[0-9]+]], $4, $5
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; NOT-R2-R6: sll $[[T0]], $[[T0]], 16
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; NOT-R2-R6: sra $2, $[[T0]], 16
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; R2-R6: addu $[[T0:[0-9]+]], $4, $5
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; R2-R6: seh $2, $[[T0]]
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; MMR6: addu16 $[[T0:[0-9]+]], $4, $5
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; MMR6: seh $2, $[[T0]]
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%r = add i16 %a, %b
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ret i16 %r
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}
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define signext i32 @add_i32(i32 signext %a, i32 signext %b) {
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entry:
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; ALL-LABEL: add_i32:
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; NOT-R2-R6: addu $2, $4, $5
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; R2-R6: addu $2, $4, $5
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; MMR6: addu16 $[[T0:[0-9]+]], $4, $5
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%r = add i32 %a, %b
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ret i32 %r
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}
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define signext i64 @add_i64(i64 signext %a, i64 signext %b) {
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entry:
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; ALL-LABEL: add_i64:
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; GP32: addu $3, $5, $7
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; GP32: sltu $[[T0:[0-9]+]], $3, $7
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; GP32: addu $[[T1:[0-9]+]], $[[T0]], $6
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; GP32: addu $2, $4, $[[T1]]
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; GP64: daddu $2, $4, $5
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; MM32: addu $3, $5, $7
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; MM32: sltu $[[T0:[0-9]+]], $3, $7
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; MM32: addu $[[T1:[0-9]+]], $[[T0]], $6
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; MM32: addu $2, $4, $[[T1]]
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; MM64: daddu $2, $4, $5
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%r = add i64 %a, %b
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ret i64 %r
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}
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define signext i128 @add_i128(i128 signext %a, i128 signext %b) {
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entry:
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; ALL-LABEL: add_i128:
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; GP32: lw $[[T0:[0-9]+]], 28($sp)
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; GP32: addu $[[T1:[0-9]+]], $7, $[[T0]]
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; GP32: sltu $[[T2:[0-9]+]], $[[T1]], $[[T0]]
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; GP32: lw $[[T3:[0-9]+]], 24($sp)
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; GP32: addu $[[T4:[0-9]+]], $[[T2]], $[[T3]]
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; GP32: addu $[[T5:[0-9]+]], $6, $[[T4]]
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; GP32: sltu $[[T6:[0-9]+]], $[[T5]], $[[T3]]
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; GP32: lw $[[T7:[0-9]+]], 20($sp)
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; GP32: addu $[[T8:[0-9]+]], $[[T6]], $[[T7]]
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; GP32: lw $[[T9:[0-9]+]], 16($sp)
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; GP32: addu $3, $5, $[[T8]]
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; GP32: sltu $[[T10:[0-9]+]], $3, $[[T7]]
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; GP32: addu $[[T11:[0-9]+]], $[[T10]], $[[T9]]
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; GP32: addu $2, $4, $[[T11]]
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; GP32: move $4, $[[T5]]
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; GP32: move $5, $[[T1]]
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; GP64: daddu $3, $5, $7
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; GP64: sltu $[[T0:[0-9]+]], $3, $7
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; GP64: daddu $[[T1:[0-9]+]], $[[T0]], $6
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; GP64: daddu $2, $4, $[[T1]]
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; MM32: lw $[[T0:[0-9]+]], 28($sp)
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; MM32: addu $[[T1:[0-9]+]], $7, $[[T0]]
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; MM32: sltu $[[T2:[0-9]+]], $[[T1]], $[[T0]]
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; MM32: lw $[[T3:[0-9]+]], 24($sp)
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; MM32: addu $[[T4:[0-9]+]], $[[T2]], $[[T3]]
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; MM32: addu $[[T5:[0-9]+]], $6, $[[T4]]
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; MM32: sltu $[[T6:[0-9]+]], $[[T5]], $[[T3]]
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; MM32: lw $[[T7:[0-9]+]], 20($sp)
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; MM32: addu $[[T8:[0-9]+]], $[[T6]], $[[T7]]
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; MM32: lw $[[T9:[0-9]+]], 16($sp)
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; MM32: addu $[[T10:[0-9]+]], $5, $[[T8]]
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; MM32: sltu $[[T11:[0-9]+]], $[[T10]], $[[T7]]
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; MM32: addu $[[T12:[0-9]+]], $[[T11]], $[[T9]]
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; MM32: addu $[[T13:[0-9]+]], $4, $[[T12]]
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; MM32: move $4, $[[T5]]
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; MM32: move $5, $[[T1]]
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; MM64: daddu $3, $5, $7
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; MM64: sltu $[[T0:[0-9]+]], $3, $7
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; MM64: daddu $[[T1:[0-9]+]], $[[T0]], $6
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; MM64: daddu $2, $4, $[[T1]]
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%r = add i128 %a, %b
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ret i128 %r
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}
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define signext i1 @add_i1_4(i1 signext %a) {
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; ALL-LABEL: add_i1_4:
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; ALL: move $2, $4
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%r = add i1 4, %a
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ret i1 %r
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}
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define signext i8 @add_i8_4(i8 signext %a) {
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; ALL-LABEL: add_i8_4:
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; NOT-R2-R6: sll $[[T0:[0-9]+]], $4, 24
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; NOT-R2-R6: lui $[[T1:[0-9]+]], 1024
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; NOT-R2-R6: addu $[[T0]], $[[T0]], $[[T1]]
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; NOT-R2-R6: sra $2, $[[T0]], 24
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; R2-R6: addiu $[[T0:[0-9]+]], $4, 4
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; R2-R6: seb $2, $[[T0]]
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; MM32: addiur2 $[[T0:[0-9]+]], $4, 4
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; MM32: seb $2, $[[T0]]
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; MM64: addiur2 $[[T0:[0-9]+]], $4, 4
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; MM64: seb $2, $[[T0]]
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%r = add i8 4, %a
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ret i8 %r
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}
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define signext i16 @add_i16_4(i16 signext %a) {
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; ALL-LABEL: add_i16_4:
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; NOT-R2-R6: sll $[[T0:[0-9]+]], $4, 16
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; NOT-R2-R6: lui $[[T1:[0-9]+]], 4
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; NOT-R2-R6: addu $[[T0]], $[[T0]], $[[T1]]
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; NOT-R2-R6: sra $2, $[[T0]], 16
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; R2-R6: addiu $[[T0:[0-9]+]], $4, 4
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; R2-R6: seh $2, $[[T0]]
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; MM32: addiur2 $[[T0:[0-9]+]], $4, 4
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; MM32: seh $2, $[[T0]]
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; MM64: addiur2 $[[T0:[0-9]+]], $4, 4
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; MM64: seh $2, $[[T0]]
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%r = add i16 4, %a
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ret i16 %r
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}
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define signext i32 @add_i32_4(i32 signext %a) {
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; ALL-LABEL: add_i32_4:
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; GP32: addiu $2, $4, 4
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; GP64: addiu $2, $4, 4
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; MM32: addiur2 $2, $4, 4
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; MM64: addiur2 $2, $4, 4
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%r = add i32 4, %a
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ret i32 %r
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}
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define signext i64 @add_i64_4(i64 signext %a) {
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; ALL-LABEL: add_i64_4:
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; GP32: addiu $[[T0:[0-9]+]], $5, 4
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; GP32: addiu $[[T1:[0-9]+]], $zero, 4
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; GP32: sltu $[[T1]], $[[T0]], $[[T1]]
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; GP32: addu $2, $4, $[[T1]]
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; GP64: daddiu $2, $4, 4
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; MM32: addiu $[[T0:[0-9]+]], $5, 4
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; MM32: li16 $[[T1:[0-9]+]], 4
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; MM32: sltu $[[T2:[0-9]+]], $[[T0]], $[[T1]]
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; MM32: addu $2, $4, $[[T2]]
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; MM64: daddiu $2, $4, 4
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%r = add i64 4, %a
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ret i64 %r
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}
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define signext i128 @add_i128_4(i128 signext %a) {
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; ALL-LABEL: add_i128_4:
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; GP32: addiu $[[T0:[0-9]+]], $7, 4
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; GP32: addiu $[[T1:[0-9]+]], $zero, 4
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; GP32: sltu $[[T1]], $[[T0]], $[[T1]]
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; GP32: addu $[[T2:[0-9]+]], $6, $[[T1]]
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; GP32: sltu $[[T1]], $[[T2]], $zero
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; GP32: addu $[[T3:[0-9]+]], $5, $[[T1]]
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; GP32: sltu $[[T1]], $[[T3]], $zero
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; GP32: addu $[[T1]], $4, $[[T1]]
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; GP32: move $4, $[[T2]]
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; GP32: move $5, $[[T0]]
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; GP64: daddiu $[[T0:[0-9]+]], $5, 4
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; GP64: daddiu $[[T1:[0-9]+]], $zero, 4
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; GP64: sltu $[[T1]], $[[T0]], $[[T1]]
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; GP64: daddu $2, $4, $[[T1]]
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; MM32: addiu $[[T0:[0-9]+]], $7, 4
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; MM32: li16 $[[T1:[0-9]+]], 4
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; MM32: sltu $[[T1]], $[[T0]], $[[T1]]
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; MM32: addu $[[T2:[0-9]+]], $6, $[[T1]]
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; MM32: li16 $[[T1]], 0
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; MM32: sltu $[[T3:[0-9]+]], $[[T2]], $[[T1]]
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; MM32: addu $[[T3]], $5, $[[T3]]
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; MM32: sltu $[[T1]], $[[T3]], $[[T1]]
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; MM32: addu $[[T1]], $4, $[[T1]]
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; MM32: move $4, $[[T2]]
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; MM32: move $5, $[[T0]]
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; MM64: daddiu $[[T0:[0-9]+]], $5, 4
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; MM64: daddiu $[[T1:[0-9]+]], $zero, 4
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; MM64: sltu $[[T1]], $[[T0]], $[[T1]]
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; MM64: daddu $2, $4, $[[T1]]
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%r = add i128 4, %a
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ret i128 %r
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}
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define signext i1 @add_i1_3(i1 signext %a) {
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; ALL-LABEL: add_i1_3:
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; GP32: addiu $[[T0:[0-9]+]], $4, 1
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; GP32: andi $[[T0]], $[[T0]], 1
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; GP32: negu $2, $[[T0]]
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; GP64: addiu $[[T0:[0-9]+]], $4, 1
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; GP64: andi $[[T0]], $[[T0]], 1
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; GP64: negu $2, $[[T0]]
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; MMR6: addiur2 $[[T0:[0-9]+]], $4, 1
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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 = add i1 3, %a
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ret i1 %r
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}
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define signext i8 @add_i8_3(i8 signext %a) {
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; ALL-LABEL: add_i8_3:
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; NOT-R2-R6: sll $[[T0:[0-9]+]], $4, 24
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; NOT-R2-R6: lui $[[T1:[0-9]+]], 768
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; NOT-R2-R6: addu $[[T0]], $[[T0]], $[[T1]]
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; NOT-R2-R6: sra $2, $[[T0]], 24
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; R2-R6: addiu $[[T0:[0-9]+]], $4, 3
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; R2-R6: seb $2, $[[T0]]
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; MMR6: addius5 $[[T0:[0-9]+]], 3
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; MMR6: seb $2, $[[T0]]
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%r = add i8 3, %a
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ret i8 %r
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}
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define signext i16 @add_i16_3(i16 signext %a) {
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; ALL-LABEL: add_i16_3:
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; NOT-R2-R6: sll $[[T0:[0-9]+]], $4, 16
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; NOT-R2-R6: lui $[[T1:[0-9]+]], 3
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; NOT-R2-R6: addu $[[T0]], $[[T0]], $[[T1]]
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; NOT-R2-R6: sra $2, $[[T0]], 16
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; R2-R6: addiu $[[T0:[0-9]+]], $4, 3
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; R2-R6: seh $2, $[[T0]]
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; MMR6: addius5 $[[T0:[0-9]+]], 3
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; MMR6: seh $2, $[[T0]]
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%r = add i16 3, %a
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ret i16 %r
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}
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define signext i32 @add_i32_3(i32 signext %a) {
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; ALL-LABEL: add_i32_3:
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; NOT-R2-R6: addiu $2, $4, 3
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; R2-R6: addiu $2, $4, 3
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; MMR6: addius5 $[[T0:[0-9]+]], 3
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; MMR6: move $2, $[[T0]]
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%r = add i32 3, %a
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ret i32 %r
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}
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define signext i64 @add_i64_3(i64 signext %a) {
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; ALL-LABEL: add_i64_3:
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; GP32: addiu $[[T0:[0-9]+]], $5, 3
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; GP32: addiu $[[T1:[0-9]+]], $zero, 3
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; GP32: sltu $[[T1]], $[[T0]], $[[T1]]
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; GP32: addu $2, $4, $[[T1]]
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; GP64: daddiu $2, $4, 3
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; MM32: addiu $[[T0:[0-9]+]], $5, 3
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; MM32: li16 $[[T1:[0-9]+]], 3
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; MM32: sltu $[[T2:[0-9]+]], $[[T0]], $[[T1]]
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; MM32: addu $2, $4, $[[T2]]
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; MM64: daddiu $2, $4, 3
|
|
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%r = add i64 3, %a
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|
ret i64 %r
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|
}
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|
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define signext i128 @add_i128_3(i128 signext %a) {
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; ALL-LABEL: add_i128_3:
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; GP32: addiu $[[T0:[0-9]+]], $7, 3
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; GP32: addiu $[[T1:[0-9]+]], $zero, 3
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; GP32: sltu $[[T1]], $[[T0]], $[[T1]]
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; GP32: addu $[[T2:[0-9]+]], $6, $[[T1]]
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; GP32: sltu $[[T3:[0-9]+]], $[[T2]], $zero
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|
; GP32: addu $[[T4:[0-9]+]], $5, $[[T3]]
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|
; GP32: sltu $[[T5:[0-9]+]], $[[T4]], $zero
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; GP32: addu $[[T5]], $4, $[[T5]]
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|
; GP32: move $4, $[[T2]]
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|
; GP32: move $5, $[[T0]]
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|
|
|
; GP64: daddiu $[[T0:[0-9]+]], $5, 3
|
|
; GP64: daddiu $[[T1:[0-9]+]], $zero, 3
|
|
; GP64: sltu $[[T1]], $[[T0]], $[[T1]]
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|
; GP64: daddu $2, $4, $[[T1]]
|
|
|
|
; MM32: addiu $[[T0:[0-9]+]], $7, 3
|
|
; MM32: li16 $[[T1:[0-9]+]], 3
|
|
; MM32: sltu $[[T1]], $[[T0]], $[[T1]]
|
|
; MM32: addu $[[T2:[0-9]+]], $6, $[[T1]]
|
|
; MM32: li16 $[[T3:[0-9]+]], 0
|
|
; MM32: sltu $[[T4:[0-9]+]], $[[T2]], $[[T3]]
|
|
; MM32: addu $[[T4]], $5, $[[T4]]
|
|
; MM32: sltu $[[T5:[0-9]+]], $[[T4]], $[[T3]]
|
|
; MM32: addu $[[T5]], $4, $[[T5]]
|
|
; MM32: move $4, $[[T2]]
|
|
; MM32: move $5, $[[T0]]
|
|
|
|
; MM64: daddiu $[[T0:[0-9]+]], $5, 3
|
|
; MM64: daddiu $[[T1:[0-9]+]], $zero, 3
|
|
; MM64: sltu $[[T1]], $[[T0]], $[[T1]]
|
|
; MM64: daddu $2, $4, $[[T1]]
|
|
|
|
%r = add i128 3, %a
|
|
ret i128 %r
|
|
}
|