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llvm-mirror/test/CodeGen/Mips/inlineasm-operand-code.ll
Daniel Sanders a0467a4d71 [mips] Use addiu in inline assembly tests since addi is not available in all ISA's
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
2014-05-22 11:46:58 +00:00

154 lines
5.5 KiB
LLVM

; Positive test for inline register constraints
;
; RUN: llc -march=mipsel < %s | FileCheck -check-prefix=CHECK_LITTLE_32 %s
; RUN: llc -march=mips < %s | FileCheck -check-prefix=CHECK_BIG_32 %s
%union.u_tag = type { i64 }
%struct.anon = type { i32, i32 }
@uval = common global %union.u_tag zeroinitializer, align 8
; X with -3
define i32 @constraint_X() nounwind {
entry:
;CHECK_LITTLE_32-LABEL: constraint_X:
;CHECK_LITTLE_32: #APP
;CHECK_LITTLE_32: addiu ${{[0-9]+}},${{[0-9]+}},0xfffffffffffffffd
;CHECK_LITTLE_32: #NO_APP
tail call i32 asm sideeffect "addiu $0,$1,${2:X}", "=r,r,I"(i32 7, i32 -3) ;
ret i32 0
}
; x with -3
define i32 @constraint_x() nounwind {
entry:
;CHECK_LITTLE_32-LABEL: constraint_x:
;CHECK_LITTLE_32: #APP
;CHECK_LITTLE_32: addiu ${{[0-9]+}},${{[0-9]+}},0xfffd
;CHECK_LITTLE_32: #NO_APP
tail call i32 asm sideeffect "addiu $0,$1,${2:x}", "=r,r,I"(i32 7, i32 -3) ;
ret i32 0
}
; d with -3
define i32 @constraint_d() nounwind {
entry:
;CHECK_LITTLE_32-LABEL: constraint_d:
;CHECK_LITTLE_32: #APP
;CHECK_LITTLE_32: addiu ${{[0-9]+}},${{[0-9]+}},-3
;CHECK_LITTLE_32: #NO_APP
tail call i32 asm sideeffect "addiu $0,$1,${2:d}", "=r,r,I"(i32 7, i32 -3) ;
ret i32 0
}
; m with -3
define i32 @constraint_m() nounwind {
entry:
;CHECK_LITTLE_32-LABEL: constraint_m:
;CHECK_LITTLE_32: #APP
;CHECK_LITTLE_32: addiu ${{[0-9]+}},${{[0-9]+}},-4
;CHECK_LITTLE_32: #NO_APP
tail call i32 asm sideeffect "addiu $0,$1,${2:m}", "=r,r,I"(i32 7, i32 -3) ;
ret i32 0
}
; z with -3
define i32 @constraint_z() nounwind {
entry:
;CHECK_LITTLE_32-LABEL: constraint_z:
;CHECK_LITTLE_32: #APP
;CHECK_LITTLE_32: addiu ${{[0-9]+}},${{[0-9]+}},-3
;CHECK_LITTLE_32: #NO_APP
tail call i32 asm sideeffect "addiu $0,$1,${2:z}", "=r,r,I"(i32 7, i32 -3) ;
; z with 0
;CHECK_LITTLE_32: #APP
;CHECK_LITTLE_32: addiu ${{[0-9]+}},${{[0-9]+}},$0
;CHECK_LITTLE_32: #NO_APP
tail call i32 asm sideeffect "addiu $0,$1,${2:z}", "=r,r,I"(i32 7, i32 0) nounwind
ret i32 0
}
; a long long in 32 bit mode (use to assert)
define i32 @constraint_longlong() nounwind {
entry:
;CHECK_LITTLE_32-LABEL: constraint_longlong:
;CHECK_LITTLE_32: #APP
;CHECK_LITTLE_32: addiu ${{[0-9]+}},${{[0-9]+}},3
;CHECK_LITTLE_32: #NO_APP
tail call i64 asm sideeffect "addiu $0,$1,$2 \0A\09", "=r,r,X"(i64 1229801703532086340, i64 3) nounwind
ret i32 0
}
; D, in little endian the source reg will be 4 bytes into the long long
define i32 @constraint_D() nounwind {
entry:
;CHECK_LITTLE_32-LABEL: constraint_D:
;CHECK_LITTLE_32: lw ${{[0-9]+}}, %got(uval)(${{[0-9,a-z]+}})
;CHECK_LITTLE_32: lw $[[SECOND:[0-9]+]], 4(${{[0-9]+}})
;CHECK_LITTLE_32: lw $[[FIRST:[0-9]+]], 0(${{[0-9]+}})
;CHECK_LITTLE_32: #APP
;CHECK_LITTLE_32: or ${{[0-9]+}},$[[SECOND]],${{[0-9]+}}
;CHECK_LITTLE_32: #NO_APP
; D, in big endian the source reg will also be 4 bytes into the long long
;CHECK_BIG_32-LABEL: constraint_D:
;CHECK_BIG_32: lw ${{[0-9]+}}, %got(uval)(${{[0-9,a-z]+}})
;CHECK_BIG_32: lw $[[SECOND:[0-9]+]], 4(${{[0-9]+}})
;CHECK_BIG_32: lw $[[FIRST:[0-9]+]], 0(${{[0-9]+}})
;CHECK_BIG_32: #APP
;CHECK_BIG_32: or ${{[0-9]+}},$[[SECOND]],${{[0-9]+}}
;CHECK_BIG_32: #NO_APP
%bosco = load i64* getelementptr inbounds (%union.u_tag* @uval, i32 0, i32 0), align 8
%trunc1 = trunc i64 %bosco to i32
tail call i32 asm sideeffect "or $0,${1:D},$2", "=r,r,r"(i64 %bosco, i32 %trunc1) nounwind
ret i32 0
}
; L, in little endian the source reg will be 0 bytes into the long long
define i32 @constraint_L() nounwind {
entry:
;CHECK_LITTLE_32-LABEL: constraint_L:
;CHECK_LITTLE_32: lw ${{[0-9]+}}, %got(uval)(${{[0-9,a-z]+}})
;CHECK_LITTLE_32: lw $[[SECOND:[0-9]+]], 4(${{[0-9]+}})
;CHECK_LITTLE_32: lw $[[FIRST:[0-9]+]], 0(${{[0-9]+}})
;CHECK_LITTLE_32: #APP
;CHECK_LITTLE_32: or ${{[0-9]+}},$[[FIRST]],${{[0-9]+}}
;CHECK_LITTLE_32: #NO_APP
; L, in big endian the source reg will be 4 bytes into the long long
;CHECK_BIG_32-LABEL: constraint_L:
;CHECK_BIG_32: lw ${{[0-9]+}}, %got(uval)(${{[0-9,a-z]+}})
;CHECK_BIG_32: lw $[[SECOND:[0-9]+]], 4(${{[0-9]+}})
;CHECK_BIG_32: lw $[[FIRST:[0-9]+]], 0(${{[0-9]+}})
;CHECK_BIG_32: #APP
;CHECK_BIG_32: or ${{[0-9]+}},$[[SECOND]],${{[0-9]+}}
;CHECK_BIG_32: #NO_APP
%bosco = load i64* getelementptr inbounds (%union.u_tag* @uval, i32 0, i32 0), align 8
%trunc1 = trunc i64 %bosco to i32
tail call i32 asm sideeffect "or $0,${1:L},$2", "=r,r,r"(i64 %bosco, i32 %trunc1) nounwind
ret i32 0
}
; M, in little endian the source reg will be 4 bytes into the long long
define i32 @constraint_M() nounwind {
entry:
;CHECK_LITTLE_32-LABEL: constraint_M:
;CHECK_LITTLE_32: lw ${{[0-9]+}}, %got(uval)(${{[0-9,a-z]+}})
;CHECK_LITTLE_32: lw $[[SECOND:[0-9]+]], 4(${{[0-9]+}})
;CHECK_LITTLE_32: lw $[[FIRST:[0-9]+]], 0(${{[0-9]+}})
;CHECK_LITTLE_32: #APP
;CHECK_LITTLE_32: or ${{[0-9]+}},$[[SECOND]],${{[0-9]+}}
;CHECK_LITTLE_32: #NO_APP
; M, in big endian the source reg will be 0 bytes into the long long
;CHECK_BIG_32-LABEL: constraint_M:
;CHECK_BIG_32: lw ${{[0-9]+}}, %got(uval)(${{[0-9,a-z]+}})
;CHECK_BIG_32: lw $[[SECOND:[0-9]+]], 4(${{[0-9]+}})
;CHECK_BIG_32: lw $[[FIRST:[0-9]+]], 0(${{[0-9]+}})
;CHECK_BIG_32: #APP
;CHECK_BIG_32: or ${{[0-9]+}},$[[FIRST]],${{[0-9]+}}
;CHECK_BIG_32: #NO_APP
%bosco = load i64* getelementptr inbounds (%union.u_tag* @uval, i32 0, i32 0), align 8
%trunc1 = trunc i64 %bosco to i32
tail call i32 asm sideeffect "or $0,${1:M},$2", "=r,r,r"(i64 %bosco, i32 %trunc1) nounwind
ret i32 0
}