; RUN: llc -march=mips -relocation-model=static -mattr=+soft-float < %s | FileCheck --check-prefix=ALL --check-prefix=SYM32 --check-prefix=O32 --check-prefix=O32BE %s ; RUN: llc -march=mipsel -relocation-model=static -mattr=+soft-float < %s | FileCheck --check-prefix=ALL --check-prefix=SYM32 --check-prefix=O32 --check-prefix=O32LE %s ; RUN-TODO: llc -march=mips64 -relocation-model=static -mattr=+soft-float -target-abi o32 < %s | FileCheck --check-prefix=ALL --check-prefix=SYM32 --check-prefix=O32 %s ; RUN-TODO: llc -march=mips64el -relocation-model=static -mattr=+soft-float -target-abi o32 < %s | FileCheck --check-prefix=ALL --check-prefix=SYM32 --check-prefix=O32 %s ; RUN: llc -march=mips64 -relocation-model=static -mattr=+soft-float -target-abi n32 < %s | FileCheck --check-prefix=ALL --check-prefix=SYM32 --check-prefix=NEW %s ; RUN: llc -march=mips64el -relocation-model=static -mattr=+soft-float -target-abi n32 < %s | FileCheck --check-prefix=ALL --check-prefix=SYM32 --check-prefix=NEW %s ; RUN: llc -march=mips64 -relocation-model=static -mattr=+soft-float -target-abi n64 < %s | FileCheck --check-prefix=ALL --check-prefix=SYM64 --check-prefix=NEW %s ; RUN: llc -march=mips64el -relocation-model=static -mattr=+soft-float -target-abi n64 < %s | FileCheck --check-prefix=ALL --check-prefix=SYM64 --check-prefix=NEW %s ; Test the floating point arguments for all ABI's and byte orders as specified ; by section 5 of MD00305 (MIPS ABIs Described). ; ; N32/N64 are identical in this area so their checks have been combined into ; the 'NEW' prefix (the N stands for New). @bytes = global [11 x i8] zeroinitializer @dwords = global [11 x i64] zeroinitializer @floats = global [11 x float] zeroinitializer @doubles = global [11 x double] zeroinitializer define void @double_args(double %a, double %b, double %c, double %d, double %e, double %f, double %g, double %h, double %i) nounwind { entry: %0 = getelementptr [11 x double], [11 x double]* @doubles, i32 0, i32 1 store volatile double %a, double* %0 %1 = getelementptr [11 x double], [11 x double]* @doubles, i32 0, i32 2 store volatile double %b, double* %1 %2 = getelementptr [11 x double], [11 x double]* @doubles, i32 0, i32 3 store volatile double %c, double* %2 %3 = getelementptr [11 x double], [11 x double]* @doubles, i32 0, i32 4 store volatile double %d, double* %3 %4 = getelementptr [11 x double], [11 x double]* @doubles, i32 0, i32 5 store volatile double %e, double* %4 %5 = getelementptr [11 x double], [11 x double]* @doubles, i32 0, i32 6 store volatile double %f, double* %5 %6 = getelementptr [11 x double], [11 x double]* @doubles, i32 0, i32 7 store volatile double %g, double* %6 %7 = getelementptr [11 x double], [11 x double]* @doubles, i32 0, i32 8 store volatile double %h, double* %7 %8 = getelementptr [11 x double], [11 x double]* @doubles, i32 0, i32 9 store volatile double %i, double* %8 ret void } ; ALL-LABEL: double_args: ; We won't test the way the global address is calculated in this test. This is ; just to get the register number for the other checks. ; SYM32-DAG: addiu [[R2:\$[0-9]+]], ${{[0-9]+}}, %lo(doubles) ; SYM64-DAG: ld [[R2:\$[0-9]]], %got_disp(doubles)( ; The first four arguments are the same in O32/N32/N64. ; The first argument is floating point but soft-float is enabled so floating ; point registers are not used. ; O32-DAG: sw $4, 8([[R2]]) ; O32-DAG: sw $5, 12([[R2]]) ; NEW-DAG: sd $4, 8([[R2]]) ; O32-DAG: sw $6, 16([[R2]]) ; O32-DAG: sw $7, 20([[R2]]) ; NEW-DAG: sd $5, 16([[R2]]) ; O32 has run out of argument registers and starts using the stack ; O32-DAG: lw [[R3:\$([0-9]+|gp)]], 24($sp) ; O32-DAG: lw [[R4:\$([0-9]+|gp)]], 28($sp) ; O32-DAG: sw [[R3]], 24([[R2]]) ; O32-DAG: sw [[R4]], 28([[R2]]) ; NEW-DAG: sd $6, 24([[R2]]) ; O32-DAG: lw [[R3:\$([0-9]+|gp)]], 32($sp) ; O32-DAG: lw [[R4:\$([0-9]+|gp)]], 36($sp) ; O32-DAG: sw [[R3]], 32([[R2]]) ; O32-DAG: sw [[R4]], 36([[R2]]) ; NEW-DAG: sd $7, 32([[R2]]) ; O32-DAG: lw [[R3:\$([0-9]+|gp)]], 40($sp) ; O32-DAG: lw [[R4:\$([0-9]+|gp)]], 44($sp) ; O32-DAG: sw [[R3]], 40([[R2]]) ; O32-DAG: sw [[R4]], 44([[R2]]) ; NEW-DAG: sd $8, 40([[R2]]) ; O32-DAG: lw [[R3:\$([0-9]+|gp)]], 48($sp) ; O32-DAG: lw [[R4:\$([0-9]+|gp)]], 52($sp) ; O32-DAG: sw [[R3]], 48([[R2]]) ; O32-DAG: sw [[R4]], 52([[R2]]) ; NEW-DAG: sd $9, 48([[R2]]) ; O32-DAG: lw [[R3:\$([0-9]+|gp)]], 56($sp) ; O32-DAG: lw [[R4:\$([0-9]+|gp)]], 60($sp) ; O32-DAG: sw [[R3]], 56([[R2]]) ; O32-DAG: sw [[R4]], 60([[R2]]) ; NEW-DAG: sd $10, 56([[R2]]) ; N32/N64 have run out of registers and starts using the stack too ; O32-DAG: lw [[R3:\$[0-9]+]], 64($sp) ; O32-DAG: lw [[R4:\$[0-9]+]], 68($sp) ; O32-DAG: sw [[R3]], 64([[R2]]) ; O32-DAG: sw [[R4]], 68([[R2]]) ; NEW-DAG: ld [[R3:\$[0-9]+]], 0($sp) ; NEW-DAG: sd $11, 64([[R2]]) define void @float_args(float %a, float %b, float %c, float %d, float %e, float %f, float %g, float %h, float %i, float %j) nounwind { entry: %0 = getelementptr [11 x float], [11 x float]* @floats, i32 0, i32 1 store volatile float %a, float* %0 %1 = getelementptr [11 x float], [11 x float]* @floats, i32 0, i32 2 store volatile float %b, float* %1 %2 = getelementptr [11 x float], [11 x float]* @floats, i32 0, i32 3 store volatile float %c, float* %2 %3 = getelementptr [11 x float], [11 x float]* @floats, i32 0, i32 4 store volatile float %d, float* %3 %4 = getelementptr [11 x float], [11 x float]* @floats, i32 0, i32 5 store volatile float %e, float* %4 %5 = getelementptr [11 x float], [11 x float]* @floats, i32 0, i32 6 store volatile float %f, float* %5 %6 = getelementptr [11 x float], [11 x float]* @floats, i32 0, i32 7 store volatile float %g, float* %6 %7 = getelementptr [11 x float], [11 x float]* @floats, i32 0, i32 8 store volatile float %h, float* %7 %8 = getelementptr [11 x float], [11 x float]* @floats, i32 0, i32 9 store volatile float %i, float* %8 %9 = getelementptr [11 x float], [11 x float]* @floats, i32 0, i32 10 store volatile float %j, float* %9 ret void } ; ALL-LABEL: float_args: ; We won't test the way the global address is calculated in this test. This is ; just to get the register number for the other checks. ; SYM32-DAG: addiu [[R2:\$[0-9]+]], ${{[0-9]+}}, %lo(floats) ; SYM64-DAG: ld [[R2:\$[0-9]]], %got_disp(floats)( ; The first four arguments are the same in O32/N32/N64. ; The first argument is floating point but soft-float is enabled so floating ; point registers are not used. ; MD00305 and GCC disagree on this one. MD00305 says that floats are treated ; as 8-byte aligned and occupy two slots on O32. GCC is treating them as 4-byte ; aligned and occupying one slot. We'll use GCC's definition. ; ALL-DAG: sw $4, 4([[R2]]) ; ALL-DAG: sw $5, 8([[R2]]) ; ALL-DAG: sw $6, 12([[R2]]) ; ALL-DAG: sw $7, 16([[R2]]) ; O32 has run out of argument registers and starts using the stack ; O32-DAG: lw [[R3:\$[0-9]+]], 16($sp) ; O32-DAG: sw [[R3]], 20([[R2]]) ; NEW-DAG: sw $8, 20([[R2]]) ; O32-DAG: lw [[R3:\$[0-9]+]], 20($sp) ; O32-DAG: sw [[R3]], 24([[R2]]) ; NEW-DAG: sw $9, 24([[R2]]) ; O32-DAG: lw [[R3:\$[0-9]+]], 24($sp) ; O32-DAG: sw [[R3]], 28([[R2]]) ; NEW-DAG: sw $10, 28([[R2]]) ; O32-DAG: lw [[R3:\$[0-9]+]], 28($sp) ; O32-DAG: sw [[R3]], 32([[R2]]) ; NEW-DAG: sw $11, 32([[R2]]) ; N32/N64 have run out of registers and start using the stack too ; O32-DAG: lw [[R3:\$[0-9]+]], 32($sp) ; O32-DAG: sw [[R3]], 36([[R2]]) ; NEW-DAG: lw [[R3:\$[0-9]+]], 0($sp) ; NEW-DAG: sw [[R3]], 36([[R2]]) define void @double_arg2(i8 %a, double %b) nounwind { entry: %0 = getelementptr [11 x i8], [11 x i8]* @bytes, i32 0, i32 1 store volatile i8 %a, i8* %0 %1 = getelementptr [11 x double], [11 x double]* @doubles, i32 0, i32 1 store volatile double %b, double* %1 ret void } ; ALL-LABEL: double_arg2: ; We won't test the way the global address is calculated in this test. This is ; just to get the register number for the other checks. ; SYM32-DAG: addiu [[R1:\$[0-9]+]], ${{[0-9]+}}, %lo(bytes) ; SYM64-DAG: ld [[R1:\$[0-9]]], %got_disp(bytes)( ; SYM32-DAG: addiu [[R2:\$[0-9]+]], ${{[0-9]+}}, %lo(doubles) ; SYM64-DAG: ld [[R2:\$[0-9]]], %got_disp(doubles)( ; The first four arguments are the same in O32/N32/N64. ; The first argument isn't floating point so floating point registers are not ; used. ; The second slot is insufficiently aligned for double on O32 so it is skipped. ; Also, double occupies two slots on O32 and only one for N32/N64. ; ALL-DAG: sb $4, 1([[R1]]) ; O32-DAG: sw $6, 8([[R2]]) ; O32-DAG: sw $7, 12([[R2]]) ; NEW-DAG: sd $5, 8([[R2]]) define void @float_arg2(i8 signext %a, float %b) nounwind { entry: %0 = getelementptr [11 x i8], [11 x i8]* @bytes, i32 0, i32 1 store volatile i8 %a, i8* %0 %1 = getelementptr [11 x float], [11 x float]* @floats, i32 0, i32 1 store volatile float %b, float* %1 ret void } ; ALL-LABEL: float_arg2: ; We won't test the way the global address is calculated in this test. This is ; just to get the register number for the other checks. ; SYM32-DAG: addiu [[R1:\$[0-9]+]], ${{[0-9]+}}, %lo(bytes) ; SYM64-DAG: ld [[R1:\$[0-9]]], %got_disp(bytes)( ; SYM32-DAG: addiu [[R2:\$[0-9]+]], ${{[0-9]+}}, %lo(floats) ; SYM64-DAG: ld [[R2:\$[0-9]]], %got_disp(floats)( ; The first four arguments are the same in O32/N32/N64. ; The first argument isn't floating point so floating point registers are not ; used. ; MD00305 and GCC disagree on this one. MD00305 says that floats are treated ; as 8-byte aligned and occupy two slots on O32. GCC is treating them as 4-byte ; aligned and occupying one slot. We'll use GCC's definition. ; ALL-DAG: sb $4, 1([[R1]]) ; ALL-DAG: sw $5, 4([[R2]])