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Merging r262230: ------------------------------------------------------------------------ r262230 | vkalintiris | 2016-02-29 15:58:12 +0000 (Mon, 29 Feb 2016) | 7 lines [mips] Do not use SLL for ANY_EXTEND nodes as the high bits are undefined. Reviewers: dsanders Subscribers: dsanders, llvm-commits Differential Revision: http://reviews.llvm.org/D15420 ------------------------------------------------------------------------ git-svn-id: https://llvm.org/svn/llvm-project/llvm/branches/release_38@271126 91177308-0d34-0410-b5e6-96231b3b80d8 Daniel Sanders 4 years ago
3 changed file(s) with 21 addition(s) and 19 deletion(s). Raw diff Collapse all Expand all
517517 (DROTRV GPR64:$rt, (EXTRACT_SUBREG GPR64:$rs, sub_32))>;
518518
519519 // 32-to-64-bit extension
520 def : MipsPat<(i64 (anyext GPR32:$src)), (SLL64_32 GPR32:$src)>;
520 def : MipsPat<(i64 (anyext GPR32:$src)),
521 (INSERT_SUBREG (i64 (IMPLICIT_DEF)), GPR32:$src, sub_32)>;
521522 def : MipsPat<(i64 (zext GPR32:$src)), (DSRL (DSLL64_32 GPR32:$src), 32)>;
522523 def : MipsPat<(i64 (sext GPR32:$src)), (SLL64_32 GPR32:$src)>;
523524
157157 ; sret pointer is already in $4
158158 ; N32-DAG: lui [[PTR_HI:\$[0-9]+]], %hi(struct_128xi16)
159159 ; N32-DAG: addiu [[PTR:\$[0-9]+]], [[PTR_HI]], %lo(struct_128xi16)
160 ; FIXME: This signext isn't necessary. Like integers, pointers are
161 ; but unlike integers, pointers cannot have the signext attribute.
162 ; N32-DAG: sll $5, [[PTR]], 0
163160 ; N32: jal memcpy
164161
165162 ; sret pointer is already in $4
None ; RUN: llc < %s -march=mips64el -mcpu=mips4 -target-abi=n64 | FileCheck %s -check-prefix=64
1 ; RUN: llc < %s -march=mips64el -mcpu=mips64 -target-abi=n64 | FileCheck %s -check-prefix=64
2 ; RUN: llc < %s -march=mips64el -mcpu=mips64r2 -target-abi=n64 | FileCheck %s -check-prefix=64R2
0 ; RUN: llc < %s -march=mips64el -mcpu=mips4 -target-abi=n64 | \
1 ; RUN: FileCheck %s -check-prefix=ALL -check-prefix=64
2 ; RUN: llc < %s -march=mips64el -mcpu=mips64 -target-abi=n64 | \
3 ; RUN: FileCheck %s -check-prefix=ALL -check-prefix=64
4 ; RUN: llc < %s -march=mips64el -mcpu=mips64r2 -target-abi=n64 | \
5 ; RUN: FileCheck %s -check-prefix=ALL -check-prefix=64R2
36
47 declare double @copysign(double, double) nounwind readnone
58
710
811 define float @func2(float %d, double %f) nounwind readnone {
912 entry:
10 ; 64: func2
13 ; ALL-LABEL: func2:
14
1115 ; 64-DAG: lui $[[T0:[0-9]+]], 32767
1216 ; 64-DAG: ori $[[MSK0:[0-9]+]], $[[T0]], 65535
1317 ; 64-DAG: and $[[AND0:[0-9]+]], ${{[0-9]+}}, $[[MSK0]]
2933
3034 define double @func3(double %d, float %f) nounwind readnone {
3135 entry:
36 ; ALL-LABEL: func3:
3237
33 ; 64: func3
34 ; 64-DAG: daddiu $[[T0:[0-9]+]], $zero, 1
35 ; 64-DAG: dsll $[[T1:[0-9]+]], $[[T0]], 63
36 ; 64-DAG: daddiu $[[MSK0:[0-9]+]], $[[T1]], -1
37 ; 64-DAG: and $[[AND0:[0-9]+]], ${{[0-9]+}}, $[[MSK0]]
38 ; 64-DAG: srl $[[SRL:[0-9]+]], ${{[0-9]+}}, 31
39 ; 64-DAG: sll $[[SLL:[0-9]+]], $[[SRL]], 0
40 ; 64-DAG: dsll $[[DSLL:[0-9]+]], $[[SLL]], 63
41 ; 64: or $[[OR:[0-9]+]], $[[AND0]], $[[DSLL]]
42 ; 64: dmtc1 $[[OR]], $f0
38 ; 64-DAG: mfc1 $[[MFC:[0-9]+]], $f13
39 ; 64-DAG: srl $[[SRL:[0-9]+]], $[[MFC:[0-9]+]], 31
40 ; 64: dsll $[[DSLL:[0-9]+]], $[[SRL]], 63
41 ; 64-DAG: daddiu $[[R1:[0-9]+]], $zero, 1
42 ; 64-DAG: dsll $[[R2:[0-9]+]], $[[R1]], 63
43 ; 64-DAG: daddiu $[[R3:[0-9]+]], $[[R2]], -1
44 ; 64-DAG: dmfc1 $[[R0:[0-9]+]], ${{.*}}
45 ; 64: and $[[AND0:[0-9]+]], $[[R0]], $[[R3]]
46 ; 64: or $[[OR:[0-9]+]], $[[AND0]], $[[DSLL]]
47 ; 64: dmtc1 $[[OR]], $f0
4348
4449 ; 64R2: ext ${{[0-9]+}}, ${{[0-9]+}}, 31, 1
4550 ; 64R2: dins $[[INS:[0-9]+]], ${{[0-9]+}}, 63, 1
5055 %call = tail call double @copysign(double %add, double %conv) nounwind readnone
5156 ret double %call
5257 }
53