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a0467a4d71
Summary: This patch is necessary so that they do not fail on MIPS32r6/MIPS64r6 when -integrated-as is enabled by default and we correctly detect the host CPU. No functional change since these tests are testing the behaviour of the constraint used for the third operand rather than the mnemonic. Depends on D3842 Reviewers: zoran.jovanovic, jkolek, vmedic Reviewed By: vmedic Differential Revision: http://reviews.llvm.org/D3843 llvm-svn: 209421
154 lines
5.5 KiB
LLVM
154 lines
5.5 KiB
LLVM
; Positive test for inline register constraints
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;
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; RUN: llc -march=mipsel < %s | FileCheck -check-prefix=CHECK_LITTLE_32 %s
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; RUN: llc -march=mips < %s | FileCheck -check-prefix=CHECK_BIG_32 %s
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%union.u_tag = type { i64 }
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%struct.anon = type { i32, i32 }
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@uval = common global %union.u_tag zeroinitializer, align 8
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; X with -3
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define i32 @constraint_X() nounwind {
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entry:
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;CHECK_LITTLE_32-LABEL: constraint_X:
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;CHECK_LITTLE_32: #APP
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;CHECK_LITTLE_32: addiu ${{[0-9]+}},${{[0-9]+}},0xfffffffffffffffd
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;CHECK_LITTLE_32: #NO_APP
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tail call i32 asm sideeffect "addiu $0,$1,${2:X}", "=r,r,I"(i32 7, i32 -3) ;
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ret i32 0
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}
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; x with -3
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define i32 @constraint_x() nounwind {
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entry:
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;CHECK_LITTLE_32-LABEL: constraint_x:
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;CHECK_LITTLE_32: #APP
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;CHECK_LITTLE_32: addiu ${{[0-9]+}},${{[0-9]+}},0xfffd
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;CHECK_LITTLE_32: #NO_APP
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tail call i32 asm sideeffect "addiu $0,$1,${2:x}", "=r,r,I"(i32 7, i32 -3) ;
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ret i32 0
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}
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; d with -3
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define i32 @constraint_d() nounwind {
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entry:
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;CHECK_LITTLE_32-LABEL: constraint_d:
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;CHECK_LITTLE_32: #APP
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;CHECK_LITTLE_32: addiu ${{[0-9]+}},${{[0-9]+}},-3
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;CHECK_LITTLE_32: #NO_APP
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tail call i32 asm sideeffect "addiu $0,$1,${2:d}", "=r,r,I"(i32 7, i32 -3) ;
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ret i32 0
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}
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; m with -3
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define i32 @constraint_m() nounwind {
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entry:
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;CHECK_LITTLE_32-LABEL: constraint_m:
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;CHECK_LITTLE_32: #APP
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;CHECK_LITTLE_32: addiu ${{[0-9]+}},${{[0-9]+}},-4
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;CHECK_LITTLE_32: #NO_APP
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tail call i32 asm sideeffect "addiu $0,$1,${2:m}", "=r,r,I"(i32 7, i32 -3) ;
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ret i32 0
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}
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; z with -3
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define i32 @constraint_z() nounwind {
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entry:
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;CHECK_LITTLE_32-LABEL: constraint_z:
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;CHECK_LITTLE_32: #APP
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;CHECK_LITTLE_32: addiu ${{[0-9]+}},${{[0-9]+}},-3
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;CHECK_LITTLE_32: #NO_APP
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tail call i32 asm sideeffect "addiu $0,$1,${2:z}", "=r,r,I"(i32 7, i32 -3) ;
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; z with 0
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;CHECK_LITTLE_32: #APP
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;CHECK_LITTLE_32: addiu ${{[0-9]+}},${{[0-9]+}},$0
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;CHECK_LITTLE_32: #NO_APP
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tail call i32 asm sideeffect "addiu $0,$1,${2:z}", "=r,r,I"(i32 7, i32 0) nounwind
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ret i32 0
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}
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; a long long in 32 bit mode (use to assert)
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define i32 @constraint_longlong() nounwind {
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entry:
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;CHECK_LITTLE_32-LABEL: constraint_longlong:
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;CHECK_LITTLE_32: #APP
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;CHECK_LITTLE_32: addiu ${{[0-9]+}},${{[0-9]+}},3
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;CHECK_LITTLE_32: #NO_APP
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tail call i64 asm sideeffect "addiu $0,$1,$2 \0A\09", "=r,r,X"(i64 1229801703532086340, i64 3) nounwind
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ret i32 0
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}
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; D, in little endian the source reg will be 4 bytes into the long long
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define i32 @constraint_D() nounwind {
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entry:
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;CHECK_LITTLE_32-LABEL: constraint_D:
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;CHECK_LITTLE_32: lw ${{[0-9]+}}, %got(uval)(${{[0-9,a-z]+}})
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;CHECK_LITTLE_32: lw $[[SECOND:[0-9]+]], 4(${{[0-9]+}})
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;CHECK_LITTLE_32: lw $[[FIRST:[0-9]+]], 0(${{[0-9]+}})
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;CHECK_LITTLE_32: #APP
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;CHECK_LITTLE_32: or ${{[0-9]+}},$[[SECOND]],${{[0-9]+}}
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;CHECK_LITTLE_32: #NO_APP
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; D, in big endian the source reg will also be 4 bytes into the long long
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;CHECK_BIG_32-LABEL: constraint_D:
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;CHECK_BIG_32: lw ${{[0-9]+}}, %got(uval)(${{[0-9,a-z]+}})
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;CHECK_BIG_32: lw $[[SECOND:[0-9]+]], 4(${{[0-9]+}})
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;CHECK_BIG_32: lw $[[FIRST:[0-9]+]], 0(${{[0-9]+}})
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;CHECK_BIG_32: #APP
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;CHECK_BIG_32: or ${{[0-9]+}},$[[SECOND]],${{[0-9]+}}
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;CHECK_BIG_32: #NO_APP
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%bosco = load i64* getelementptr inbounds (%union.u_tag* @uval, i32 0, i32 0), align 8
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%trunc1 = trunc i64 %bosco to i32
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tail call i32 asm sideeffect "or $0,${1:D},$2", "=r,r,r"(i64 %bosco, i32 %trunc1) nounwind
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ret i32 0
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}
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; L, in little endian the source reg will be 0 bytes into the long long
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define i32 @constraint_L() nounwind {
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entry:
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;CHECK_LITTLE_32-LABEL: constraint_L:
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;CHECK_LITTLE_32: lw ${{[0-9]+}}, %got(uval)(${{[0-9,a-z]+}})
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;CHECK_LITTLE_32: lw $[[SECOND:[0-9]+]], 4(${{[0-9]+}})
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;CHECK_LITTLE_32: lw $[[FIRST:[0-9]+]], 0(${{[0-9]+}})
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;CHECK_LITTLE_32: #APP
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;CHECK_LITTLE_32: or ${{[0-9]+}},$[[FIRST]],${{[0-9]+}}
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;CHECK_LITTLE_32: #NO_APP
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; L, in big endian the source reg will be 4 bytes into the long long
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;CHECK_BIG_32-LABEL: constraint_L:
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;CHECK_BIG_32: lw ${{[0-9]+}}, %got(uval)(${{[0-9,a-z]+}})
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;CHECK_BIG_32: lw $[[SECOND:[0-9]+]], 4(${{[0-9]+}})
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;CHECK_BIG_32: lw $[[FIRST:[0-9]+]], 0(${{[0-9]+}})
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;CHECK_BIG_32: #APP
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;CHECK_BIG_32: or ${{[0-9]+}},$[[SECOND]],${{[0-9]+}}
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;CHECK_BIG_32: #NO_APP
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%bosco = load i64* getelementptr inbounds (%union.u_tag* @uval, i32 0, i32 0), align 8
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%trunc1 = trunc i64 %bosco to i32
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tail call i32 asm sideeffect "or $0,${1:L},$2", "=r,r,r"(i64 %bosco, i32 %trunc1) nounwind
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ret i32 0
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}
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; M, in little endian the source reg will be 4 bytes into the long long
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define i32 @constraint_M() nounwind {
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entry:
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;CHECK_LITTLE_32-LABEL: constraint_M:
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;CHECK_LITTLE_32: lw ${{[0-9]+}}, %got(uval)(${{[0-9,a-z]+}})
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;CHECK_LITTLE_32: lw $[[SECOND:[0-9]+]], 4(${{[0-9]+}})
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;CHECK_LITTLE_32: lw $[[FIRST:[0-9]+]], 0(${{[0-9]+}})
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;CHECK_LITTLE_32: #APP
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;CHECK_LITTLE_32: or ${{[0-9]+}},$[[SECOND]],${{[0-9]+}}
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;CHECK_LITTLE_32: #NO_APP
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; M, in big endian the source reg will be 0 bytes into the long long
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;CHECK_BIG_32-LABEL: constraint_M:
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;CHECK_BIG_32: lw ${{[0-9]+}}, %got(uval)(${{[0-9,a-z]+}})
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;CHECK_BIG_32: lw $[[SECOND:[0-9]+]], 4(${{[0-9]+}})
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;CHECK_BIG_32: lw $[[FIRST:[0-9]+]], 0(${{[0-9]+}})
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;CHECK_BIG_32: #APP
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;CHECK_BIG_32: or ${{[0-9]+}},$[[FIRST]],${{[0-9]+}}
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;CHECK_BIG_32: #NO_APP
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%bosco = load i64* getelementptr inbounds (%union.u_tag* @uval, i32 0, i32 0), align 8
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%trunc1 = trunc i64 %bosco to i32
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tail call i32 asm sideeffect "or $0,${1:M},$2", "=r,r,r"(i64 %bosco, i32 %trunc1) nounwind
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ret i32 0
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}
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